What is Web3?

9 Jul 2026 · 5 min · 3 chapters

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In short

Explains “Web3” (Web 3.0) as the next stage after Web 1.0 (read-only static pages) and Web 2.0 (read-write, dominated by centralized platforms).

Key claims

Web3 aims to return ownership to users via tokens and voting rights, using blockchains (shared ledgers) to create a decentralized, peer-to-peer, community-driven web where users earn crypto for contributions (e.g., reporting bugs, validating transactions/mining) and can trade tokens directly.

Notable examples

cryptocurrencies (Bitcoin, Ether, Tether), NFTs (ownership of digital objects), and DAOs (group decision-making).

Guest backgrounds

No guests mentioned; episode is a solo host explanation. Red flags: energy consumption, scams, unclear scalability, and decentralization may slow innovation.

Written by AI. May contain mistakes. Listen to the episode to check what was said.

Chapters

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Understanding Web 3.0

0:34 to 0:51

An overview of the evolution of the web from Web 1.0 to Web 3.0.

“It can help you with practically anything on the web, like restoring a vintage motorcycle from a 50-page restoration block, or finally break down that long article you've had open for weeks.”

Understanding Web 3.0

0:59 to 3:36

An overview of the evolution of the web from Web 1.0 to Web 3.0.

“So far, the web has gone through two major stages.”

Challenges Facing Web 3.0

3:36 to 4:05

Discussion of the potential issues and skepticism surrounding Web 3.0.

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Transcript

Automatic transcript. May contain errors.

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0:45Gemini and Chrome is here for it. Ready to make anything online make sense? There's no place like Chrome. Check responses set up required, compatibility and availability varies 18+. The future of the internet is here. Or it might be. So far, the web has gone through two major stages. Web 1.0, which you may remember from the 90s, was largely a read-only medium. That is, it was a decentralized collection of static web pages you could read. But you couldn't easily add your own voice. Web 2.0 changed things up in the early 2000s, taking the internet from read-only to read-write. Now you could post to your own blog, leave comments, or more recently, have a Facebook page or Twitter feed.

1:33While Web 1.0 was sprawling and disorganized, 2.0 was concentrated around a few large platforms. These platforms owned your posts, your data, and, well, you. Now Web 3.0, or Web 3 as it's known, promises to hand some of that ownership back through tokens and voting rights by rewiring how the web works. Proponents say it would create a read-write own system. Built on blockchains, which are shared ledgers or databases, it would, in theory, be decentralized, democratic, and peer-to-peer. The best known example of what this might look like is cryptocurrencies, including Bitcoin, Ether, and Tether.

2:19There are also non-fungible tokens or NFTs, which allow ownership of digital objects, and distributed autonomous organizations or DAOs, which help groups of people organize and make decisions. Instead of trading their data for free services, Web3 users would earn tokens and crypto coins for their online contributions, like reporting bugs or validating transactions, also called mining. They could then trade these crypto coins and tokens directly with other users. All of this could add up to a web where users have more ownership of their data, their online identity, and a say in how the internet actually works.

3:00It'd have the functionality of Web 2.0 and the decentralization of Web 1.0, plus be community-driven and self-governing. Sounds neat, hmm? None of this, however, is inevitable. Despite VC investments and bold proclamations, there's no guarantee people will adopt Web3's vision. Crypto has major problems with energy consumption. There's a ton of scamming and swindling. It's unclear if these technologies can work at scale. And blockchain and decentralization might make innovation harder. So, while Web3 has promise, there are also quite a few red flags.

4:04I'll see you next time.

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From the publisher

What is Web3?

12 May 2022

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Web3 promises to make the internet more decentralized and democratic — but there are lots of unknowns that could cloud that utopian vision.

00:00 The future of the Internet is here! Or ... it might be?
00:10 Web 1.0 was read-only.
00:23 Web 2.0 was read/write.
00:52 Web3 promises to be read/write/own.
01:20 Examples
02:15 Web3 isn't inevitable, however. And there are some red flags.

Read more about Web3 at HBR.org:
https://hbr.org/2022/05/what-is-web3

Web3 is being touted as the future of the internet. The vision for this new, blockchain-based web includes cryptocurrencies, NFTs, DAOs, decentralized finance, and more. It offers a read/write/own version of the web, in which users have a financial stake in and more control over the web communities they belong to. Web3 promises to transform the experience of being online as dramatically as PCs and smartphones did. It is not, however, without risk. Some companies have entered the space only to face a backlash over the environmental impact and financial speculation (and potential for fraud) that comes with Web3 projects. And while blockchain is offered as a solution to privacy, centralization, and financial exclusion concerns, it has created new versions of many of these problems. Companies need to consider both the risks and the benefits before diving in.

Script by Tom Stackpole and Kelsey Gripenstraw
Design and animation by Alex Belser
Art direction by Karen Player
Voiceover by Christine Wilder
Co-produced by Scott LaPierre and Gretchen Gavett

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#HarvardBusinessReview #Explainer #Web3

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