Reid riffs on NVIDIA's chips, China’s AI ambitions, and the push to pause AI

5 Nov 2025 · 30 min

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Podcast Episode Notes: Possible - Reid Riffs on NVIDIA's Chips, China’s AI Ambitions, and the Push to Pause AI

Episode Summary In this episode, hosts Reid Hoffman and Aria Finger engage in a rich discussion surrounding the global AI landscape, focusing on the implications of NVIDIA's recent valuation surge, the U.S.-China chip rivalry, and the evolving role of AI in industries like healthcare. The conversation emphasizes the need for effective AI deployment alongside technological advancement, highlighting the changing expertise of professionals in various fields, particularly medicine.

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Key Topics Discussed

  1. NVIDIA's $5 Trillion Valuation
  2. NVIDIA recently surpassed a market cap of $5 trillion, exceeding the GDP of major countries like India and China.
  3. CEO Jensen Huang noted a significant drop in market share in China due to U.S. export restrictions and countermeasures from China.
  1. U.S.-China Chip Rivalry
  2. The discussion centers on whether U.S. policies towards restricting chip sales to China are appropriate.
  3. Reid argues that while limiting chip sales can be seen negatively, the crucial factor is the development and deployment of AI software technology.
  4. The U.S. holds an advantage in compute infrastructure that is vital for AI innovation.
  1. AI's Impact on Industry
  2. Reid posits that the future of innovation is contingent on not just building AI but effectively deploying it within industries like healthcare.
  3. Professionals will need to adapt their roles from being the primary source of knowledge to becoming adept at navigating AI tools for better outcomes.
  1. Calls to Pause AI Development
  2. The episode addresses a recent open letter signed by numerous figures advocating for a pause in AI development to reassess safety concerns.
  3. Reid critiques this approach, suggesting that halting development could increase risks as others would continue to innovate unchecked.
  4. He emphasizes the need for proactive safety measures integrated with ongoing advancements in AI.
  1. Future of Healthcare and Role of Doctors
  2. Reid argues that AI will not replace doctors but fundamentally change their roles.
  3. The expertise of doctors will evolve to include collaboration with AI tools to enhance patient care.
  4. An example is given of how AI can assist in treatment decisions while respecting patient preferences.

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Key Takeaways

  • Importance of Effective AI Deployment:
  • It is crucial to focus on how AI technologies are implemented in various sectors to realize their full potential.
  • Evolving Expertise:
  • Professionals, especially in healthcare, must redefine their roles as facilitators and navigators of AI capabilities rather than mere repositories of knowledge.
  • Global AI Landscape:
  • The U.S. must maintain competitive advantages in AI development while fostering collaboration and ethical considerations in AI deployment.
  • Navigating Safety Concerns:
  • Calls for a pause in AI development may hinder progress and increase risks; proactive safety strategies are essential.
  • AI in Medicine:
  • The future will require doctors to use AI as a supplementary tool for diagnostics and patient management, enhancing rather than replacing human expertise.

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Conclusion The conversation between Reid Hoffman and Aria Finger provides a thought-provoking look at the intersection of technology, healthcare, and geopolitics. It underscores the necessity for a balance between innovation and safety as we advance into an AI-driven future. The insights shared not only highlight the challenges faced but also the opportunities that lie ahead for industries willing to embrace change.

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Transcript

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0:00as Americans should be focused on and how do you make artificial intelligence into American intelligence. 10 years from now, we will still have doctors and doctors deploying expertise. Now, the expertise will no longer be, well, I spent years memorizing everything and I am the walking oracle. It's the, no, no, I am the expert thinker and navigator of these set of tools. One of the more subtle ways to think about what is AI today is it's an intelligent group of experts consensus opinion is what it broadly does when it has enough data to do that. That's when AI is broadly at its best right now. Reid, great to be here today.

0:36Excited to hear your reactions and riffs on what's going on in the world. And last week, NVIDIA's market cap crossed$5 trillion, which is greater than the GDP of India, China, and the UK, according to the IMF. Jensen Wong says NVIDIA went from 95 % market share in China to 0%. And he says, and I quote, I can't imagine any policymaker thinking that that's a good idea. And the reason for that was the combined impact of U.S. export restrictions and Chinese countermeasures. And so obviously, as the CEO of a company, you're not going to be excited about your market share going from 95 % to 0%. The U.S.

1:17did this because of national security issues. They want to make sure that the U.S. is strong in AI. Would love to hear what you think about this. Is this an appropriate course of action? And should we be reversing this decision? Well, if the entire game of winning or the most important part of the game were like sale of chips, then obviously it's a bad idea. But actually, in fact, that's only a small part of the game. I mean, it's an important but small part of the game. And what's really important is the development of the AI software tech, of how these models do everything from accelerate science, you know, in the case of Sid and I's Montess AI, help cure cancer, you know, et cetera, et cetera.

2:01And it's those outputs. And that I think is the thing where the chips are the driving determinant for being able to do that. And when you want to say, hey, we want to maintain the competitive edge for our risk investment, or multi-decade investment in our companies and doing that. Actually, in fact, you know, kind of keeping the compute to us and our allies and whatnot is actually, in fact, a very good way to do that. And that's the important part of the game. So, you know, I think not surprisingly, given that, you know, what, you know, NVIDIA and Jensen's business is, we want to sell as many chips at as high as price possible to as many people as possible.

2:42The answer is I should be able to sell chips to everyone. And that's not actually, in fact, the whole game. Now, that being said, I do think that these questions around like, will you have a Chinese internet and a, or actually you have a Chinese internet and English internet and everything else internet, you also have Chinese AI, USAI, and hopefully like European AI and all the rest as a way of playing this out. And I think that's a, actually, I don't think that's a problem. It's a natural thing that's going to happen anyway. And I don't think that's per se a problem. Now, I do think that the really key thing that is, as Americans should be focused on, and how do you make artificial intelligence into American intelligence, is how do we have this AI revolution most help the entire swath of American industry?

3:41How do we get it deployed? How do we get productivity amplifications? How do we get entrepreneurial success with it? And all of that is, I think, what is actually, in fact, most important from an American policy perspective. And frankly, when you line up the kind of where does China have strengths and where do we have strengths, the compute infrastructure is one of the few areas where we actually have a decisive edge. The Chinese have much looser data privacy things, can throw on the kind of, like, they don't care about Hollywood IP. They don't care about private data. They don't care about, like, all that stuff can be thrown into that.

4:24They have an amazing large population that acts with the vigor of immigrants and they produce more STEM graduates than the rest of the world combined. And given that we as U.S. seem to be determined to try to persuade all of the smart Indians from now no longer coming here, we're even more disadvantaged in the STEM arena. So when you list out the advantages, the compute advantage is one of our very few advantages that we need to hold on to in the competition for creating AI, remaking industry, et cetera. And the other thing that I think is also a, unfortunately, by default, Chinese advantage that I think we want to try to make up ground as much is adoption and deployment.

5:18I think actually, in fact, one of the really key things, it's not just scale compute, scale data, scale teams, but also scale deployment. And it's one of the things that we need to happen. Now, by natural action, that will be new blitzscaling companies that will start small and get very big using it. But we also, of course, want as much of traditional, experienced, established American industry, you know, adopting this curve really well and effectively. And I think that's where kind of, you know, the other kinds of things we need to be doing in order to get U.S. industry ahead. And that's part of the reason why they have the compute most oriented towards helping U.S.

6:05and Western democracy industries. Well, some people might say that this is sort of the same thing as a lot of people have been talking about how U.S. soybean exports, for instance, to China have recently gone to zero. So people are sort of feeling bad for the soybean farmers because they have this huge market that they can't export to anymore. Jensen's sort of saying the same thing. I had this huge market that I can't export to anymore. Do you think those are the same? And sort of what does our government owe these U.S. companies when they're saying we're actually going to sort of disappear one of your main markets?

6:36Well, like I said,$5 trillion company that has no problem selling its entire book at very high prices, that's different than the soybean farmers. So I think the general establishment of tariff warfare will in fact harm a variety of American businesses. And the problem is, well, who else is going to buy the soybeans? And, you know, what you have is, well, we established tariff warfare. The soybeans are not being sold overseas. Then you have to have government bailouts, which is, you know, your taxpayer, the person who is, you know, kind of working two jobs to make things, you know, ends meet paying for the soybeans that otherwise would have been sold overseas, bringing in, you know, kind of commerce money to make things happen.

7:26So the soybean, they're not at all the same case. But I do think that the, you know, if, for example, it was the, hey, we're establishing this, and there wasn't already, frankly, infinite demand for NVIDIA chips, then that would be a different thing. but there isn't infinite demand for soybeans. And it's one of the reasons why, you know, I think that one of the, you know, our business success comes from our international trade relations, like basically prosperous countries have good export regimes. And it's true that our tech industry, one of the things that's underappreciated, generally speaking, the companies, one of our industries that we get massive amounts more revenue from the rest of the world than we do here.

8:12That's part of what creates prosperity for us. And by the way, NVIDIA can still sell chips to many other places other than China and so can still do that. But it's also like there's, you know, for the foreseeable future, there is just massive demand for NVIDIA chips. So not selling them to China actually, in fact, doesn't create any real dent in any US business interest, including NVIDIA's. I was about to say, every tech startup we talk to seems to want to get their hands on more NVIDIA chips. So they have willing market, that's for sure. If you look sort of long term, does this decoupling of the US and China lead to sort of two incompatible AI internets?

8:54Like, are there long term harms that could come from this sort of us separating out from one of our trading partners? playing the world industry competitive game by restricting chip flow to China is do they build their own native chip industry and then suddenly do we have no longer the advantageous leads with chips that we have. Now, China already has that as a top mission anyway and has had it on a number of different fronts since at least 10 years. I think it's like 2014 or something. I do think we will have a bifurcated technology industry. And I think that bifurcated technology industry has all kinds of complications to it, mostly kind of geopolitical and in economic might, in geopolitical influence and all the rest.

9:47And it's one of the reasons why I think it's important for every country, including ours, to say, hey, it's a good thing for us to actually have our tech industry have a lot of global reach, global customers, global, you know, platform establishment. And it's one of the things that we actually benefit enormously as a country, all of our industries from that. And I think it's one of the things that everyone should have that as a kind of intrinsic strategy. It's like, how do we succeed as a, you know, kind of a global industrial and economic power as part of doing it. Now, that being said, there's all kinds of natural geopolitical things that tend to go to, you know, kind of technology sovereignty, digital sovereignty, et cetera, to breaking up the internet, to saying, hey, I don't want to use your AI, I want to use my own AI.

10:46And I think that's, you know, that's part of the wrestle. Now, the thing I worry about in, you know, kind of the anti-globalist and isolationist tendencies in the U.S. is that we are much better off the more our partners and friends and world, you know, the world uses U.S. tech. It gives us an enormous amount of economic power, enormous amount of soft power. It's a good thing. And if you're driving them to say, okay, don't use us, use the Chinese, use others, you're losing a competitive race. And so I think the issue is not so much – I think we naturally bifurcate it in various ways. Just go ask DeepSeek about Tannum and Square.

11:25There's a highlight point. People trust our ecosystem more than the other available ecosystems to them because then you both – we as the world but also we as broad American industry benefit from that a lot. Not to be flippant, but every year since ChatGPT was released, a group of scientists, technologists have gotten together to put out a pause letter saying that AI has gotten so good that we need to pause now and look at safety concerns. I know you are someone who cares about safety, but you also care about AI development. A few weeks ago, we had over 800 public figures, including AI godfathers like Jeffrey Hinton and Yoshua Bengio, also the Apple co-founder, Steve Wozniak, other business, political, cultural figures.

12:14They put out this letter that says that, again, we should pause before we have super intelligent AI because we have to think about the safety concerns. Is this just a retread of previous letters or is something different this time? What do you think about this recent open letter. Well, on the earlier pause letter, as you know, I thought that one of the things that was a mistake about it is you say, hey, we issue a pause letter, then the people who care about the values, say human alignment, risk, et cetera, pause and slow down. The people don't, do not, and therefore you've just increased the level of risk that the AI systems are developing.

12:51And you have to account for that level of that possible outcome in calling for a pause. And then they say, well, but the other people understand that they should do that too. And it's like, well, no, no, actually, if I understand human beings at all is we divide into groups and we compete with each other. And so other groups say, hey, great, you pause and I won't. And matter of fact, there were original signatories of the original pause letter. They're like, yeah, everyone else should pause. Well, I don't in order to build Grok, you know, kind of as an example. And I think that the, so the important thing is to say, like, the pace of development will continue afoot, and we are not going to get to a collective agreement.

13:41I mean, just take, for example, climate change, where you could see, you know, impact and weather, impact on temperature, and other kinds of things. You can't even get to a global agreement on that. And then the intangibles of where the stakes of who develops AI, call it super capabilities, early are huge, that that will continue afoot. So I think it's a wrong strategy for this. It's like, let's wait till we have global committee decide that it's okay. I don't think people are going to bind into that. This podcast is sponsored by Google. Hey folks, I'm Amar, product and design lead at Google DeepMind.

14:22We just launched a revamped vibe coding experience in AI Studio that lets you mix and match AI capabilities to turn your ideas into reality faster than ever. Just describe your app and Gemini will automatically wire up the right models and APIs for you. And if you need a spark, hit I'm feeling lucky and we'll help you get started. Head to ai.studio slash build to create your first app. The question of contributing, what are risks that we should try to mitigate? What are ideas for mitigating those risks to make those ingrained in what we're doing? You know, I think actually, in fact, one of the things that's frequently mistaken in this dialogue is that actually tool sets for increased safety and increased, you know, management are also possible in the future.

15:09Like one of the things that we, when you just study the evolution of GBD3, GBD4, GBD5, they actually much more naturally aligned to training, to being aligned with our societal and human interests. It's one of the things that comes out of the scale. So you get increased tool set for it. And then the other thing is like the classic thing is, well, what do you mean by super intelligent? Right. GBD-4 was already super intelligent that no individual or group of individuals had, not the least of which was speed, but also breadth of knowledge and so forth. And so they say, well, but you know, it's when it's like kind of deity intelligence.

15:47And you're like, well, okay. By the way, one of the things I think is useful is it's an exponential curve. So it could show up next year and we wouldn't know because exponential curves lead to magic. And it's like, okay, I understand the concerns there. I've helped build exponential curves. I at least understand that much math. Now, usually it's an exponential curve to what? So for example, of an exponential curve to increasing superintelligence capabilities that are like savants, which is what we're seeing happening now, that's actually not necessarily that deeply alarming. I do worry much more about AI in the hands of human than AI by itself.

16:27I tend to view that the worry and the focus on the robots are coming is actually, in fact, how we navigate the artificial intelligence being amplification intelligence across a whole bunch of human beings. Like what happens with rogue states, terrorists, criminals, et cetera, as ways of doing that. And so, like, focusing on what this means for human, you know, deployment and use, I think, including, by the way, stupid human use. It's like, for example, if someone said, hey, we should take the nuclear defense grid and we should make it all controlled by the AI. And I was like, there have been movies about this all the way from Dr.

17:06Strangelove into The Terminator and all the rest. It's like, no, no, no, no, no. Like, let's not do that. Right. It didn't work out too well. That being said, obviously, you know, a number of these folks, you know, Joshua, Benji, and I have talked about this a number of times, enormous respect for him. Deep thinker, you know, is correct in that kind of, that metaphor of people holding different parts of the elephant, you know, the trunk and the tusks and legs and the tail and the ears. Like, hey, there's an issue here. He is correct. There's an issue here. And then what tends to happen is, well, does the precautionary principle mean you should do nothing until the issue is there?

17:44It's like, actually, in fact, you should do the most intelligent things to navigate the issue. And the question is whether or not the most intelligent things are trying to wrap ourselves in knots by pausing for, you know, massive committee groupthink or by trying to be as smart as possible in navigating the path and making sure those intelligence gets into the things that are building it. And, you know, like people say, well, the Chinese are only excited by our own race conditions. And I was like, well, no, many years ago, you know, Xi Jinping said by 2030, he wants China to be the dominant AI country in the world.

18:26This is before that. It's just, it's not clear data seeing and reasoning and thinking. target. That's just how these things play. So I think that the issue is to say, hey, let's pay attention to what are major risks. Let's try to generate ideas for how we navigate them. The ideas may not be perfect, but navigate them within the time envelope that we are kind of building them to, which obviously, if you could wave a wand and just make everyone move two-thirds more slowly, that might be the right outcome. By the way, it also means that many more people will die because the AI-driven medicines won't be there, the AI doctors won't be there, et cetera.

19:14But maybe that's better. But that's the kind of experiment that says, hey, what if I waved a wand and world day? You're like, well, that wand doesn't exist. It's a fun thought experiment, but it's not going to happen. I think one of the areas that we can all agree that sort of magical super intelligence would be really positive is with healthcare, medicine, doctors. And you were actually recently invited to speak, actually to debate at a conference recently. And the debate was whether in the future, doctors will even exist because of the rapid improvement and transformation of AI. So the conference was Chatham House Rules, so we can't play video, but I would love to hear your point of view.

19:58Do you think that doctors are going to exist in three, five, 10 years with the rapid advancement of AI. Well, for people who read Superagency, they probably wouldn't be surprised to understand that I was arguing on the doctors will continue to exist. And what's more, doctors will continue to exist not in what people assume is like, oh, they're the emotional hand holders. So sure, the AI does all the thinking and the doctor now goes, so Aria, how are you feeling? Does that does that feel right for you? No, no, actually as thinkers, as diagnosticians, as experts. But doctors' jobs will have to change a lot.

20:38We're already in many domains in a place where the majority of doctors, if they have an instinct that's different than the AI diagnosis, the doctor is likely to be wrong. Because they don't have the compute capability of, I looked at a trillion and a half words. I did an intense amount of synthesis on them. And I'm doing that retrieval, looking at databases and cross-checking things as I'm doing it. However, that doesn't mean that the AI is perfect. And actually, in fact, I think part of what doctors as experts and diagnosticians end up becoming is the dance partners, collaborators, directors, you know, tool users of AI to help get to the right outcome, both for translating what the patient actually, in fact, like helping a patient discover what they really need and how to articulate that, parsing the information that comes back.

21:39Like one of the examples we use in the debate is to say, you got somebody who says, well, you have this cancer, you should start chemo, you know, tomorrow. And it's like, well, actually, in fact, my life's goal is to walk, my child down the aisle in the wedding that's happening in two weeks. And it's like, okay, great. We will start it the day after or two days after the wedding, depending. And we will try to do everything possible to set up before then. And that's the right way to understand this, even though from a medical outpoints point of view, the right thing is to start chemo tomorrow as an instance.

22:14And part of it, I've been advocating for years now that governments should try to get a medical assistant that's available 24-7 on smartphones to all of your citizens. It's enormous elevation of human quality of life and is doable now in very straightforward ways that you should use ChatGBD or your favorite frontier model, Copilot, Gemini, Claude, et cetera, as a second opinion to cross-check things. I actually know of people whose lives have been saved by doing that because, again, it's this diagnostician expert. But the thesis that it will completely replace doctors is, I think, incorrect on a number of things.

23:02One, yes, it'll be if you had human or AI already on radiology film, you choose AI. But actually, by the way, it's still better to have AI plus human. So AI plus human is better. And then you say, well, but the economics won't say this. Actually, in fact, there's always a role for an AI plus human for something as urgent as medical care. So now, by the way, in many areas, like impoverished areas, there may be no room for AI plus human because of the – or very little plus human because of the cost. But that means we're massively improving those areas by having AI be there. Look, how is AI trained?

23:41AI is trained through a lot of human expertise in terms of doing that. It's one of the things that doctors bring in is like, okay, you know, like one of the more subtle ways to think about what is AI today, this is a little bit counter to some of the super intelligence thing, is it's an intelligent group of experts consensus opinion is what it broadly does, when it has enough data to do that. That's when AI is broadly at its best right now. Now, that's good for medical things because that's what you want your very first medical judgment to be. But by the way, the consensus opinion misses things.

24:19And one of the things that, you know, in talking to doctors is like, actually, in fact, like this goes, it reads the whole chart. It reads 30 other parallel cases. It brings all and it brings in questions and connections that a doctor doesn't have the individual compute for. and we'll make it happen. And sometimes it's that outlier case of recognizing that that's actually, in fact, kind of really important. And that's part of the reason why I think 10 years from now, we will still have doctors and doctors deploying expertise. Now, the expertise will no longer be, well, I spent years memorizing everything and I am the walking Oracle.

25:00It's the, no, no, I am the expert thinker and navigator of these set of tools to getting great health and healing outcomes for people, working with them and working with the tools in order to make it happen. Well, that's what I was going to say. I think a generation of med students just breathed a sigh of relief. But if you are in medical school right now, what advice would you give them for what to focus on because their job is going to change? So, one, start using it. There's a general thing for everybody. Medical students, journalists, scientists, accountants, managers, software engineers, lawyers, educators.

25:45Start using it. And more or less, I think that if you're articulating an opinion on it and you actually haven't been using it, and I mean using it with some seriousness, not like, oh, I did a query once. right you don't have intellectual integrity and in terms of how you're thinking about it and however smart you are and everything else because it's like it's like a person who's never driven a car saying well i have a certain amount of point of views on how one should drive a car and you're like no no you gotta have some of the experience some yeah um so i think that's one two is the medical institutions themselves which tend to want not want to change or another way all like for example you begin to learn is like oh actually in fact when you're doing coding the combination of GPT-5 for reasoning and Claude code for the detailed coding, that combination is the current Pareto best optimum for all coding stuff.

26:35And you don't really know that unless you're actually, in fact, engaging in it in some kind of systematic way, talking to each other and so forth. You know, where, you know, Claude is better at creative writing than, you know, ChatGBT. Gemini does certain kinds of science queries better than any other model. You know, Copilot is kind of better integrated to the set of things you're doing in the enterprise. You know, all of these things, you know, kind of matter for understanding what the tool set is. And, you know, like I think today, if as a doctor, like for example, I was saying this patient, you should use GPT or your favorite frontier model as a second opinion.

27:24Doctors should do that too. Like I actually think the question is you should be thinking of if I'm not doing that, you know, like do I have like frequently this because of this thing. Do I have 100 % confidence in my diagnosis? Right. I have 100%. And it's like, okay, well, what's the cost of using, you know, kind of co-pilot Gemini, et cetera, you know, as my second opinion? And the answer is not high. Close to zero. Yeah. Reid, thank you so much. Appreciate it. Always a pleasure. Possible is produced by Pallet Media. It's hosted by Ari Finger and me, Reid Hoffman. Our showrunner is Sean Young.

28:06Possible is produced by Tanasi Delos, Katie Sanders, Spencer Strasmoor, Imozu, Trent Barbosa, and Tafadzwa Niemorundwe. Special thanks to Surya Yalamanchili, Sayida Sepieva, Ian Alice, Greg Beato, Parth Patil, and Ben Rallis. This podcast is supported by Google. Hey folks, Stephen Johnson here, co-founder of Notebook LM. As an author, I've always been obsessed with how software could help organize ideas and make connections. So we built Notebook LM as an AI-first tool for anyone trying to make sense of complex information. Upload your documents and Notebook LM instantly becomes your personal expert, uncovering insights and helping you brainstorm.

28:49Try it at notebooklm.google.com.

From the publisher

This week Reid and Aria break down the global AI race from Nvidia’s $5 trillion valuation and the U.S.–China chip rivalry to what happens when AI starts reshaping industries like medicine. Reid explains why the future of innovation depends on how we deploy AI, not just how we build it, and why doctors, scientists, and creators will need to redefine their expertise in a world of intelligent tools. Later in the episode, Reid responds to new calls to “pause” AI development and shares why he believes safety and progress must advance together. The conversation ends with a look at the future of healthcare and why, in Reid’s view, AI won’t replace doctors, but doctors who use AI will replace those who don’t.

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