What Replaces Twitter? With Noah Smith & Chris Best, CEO of Substack @ECON102Podcast
What Replaces Twitter? With Noah Smith & Chris Best, CEO of Substack  @ECON102Podcast
Uploaded June 2025 | Updated September 2026, 12 hours ago
This week, we're republishing a conversation from last month between Noah Smith and Substack CEO Chris Best, originally streamed on Substack Live. They discuss the future of media in an AI-driven world, including Noah's vision for AI-powered newsletters, the rise of independent voices, and the evolving roles of platforms like TikTok and Twitter. The conversation also explores Substack's potential as a breaking news hub, the broader impact of AI on content creation, shifting U.S.-China relations, and the role of industrial policy in shaping global dynamics.


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RECOMMENDED IN THIS EPISODE:
The Age of Twitter is finally ending. Can Substack take its place?: ⁠https://www.noahpinion.blog/p/the-age-of-twitter-is-finally-ending
Noahpinion: https://www.noahpinion.blog/


TIMESTAMPS:
(00:00) Intro
(00:38) Future of media with AI
(02:19) Independent voices and media trends
(03:18) Role of platforms in media
(05:00) Substack as a breaking news platform
(13:39) Sponsors: Shopify | Netsuites
(16:12) Substack as a real-time OSINT hub
(20:26) AI's impact on media and society
(23:26) Power of individual content creation
(24:14) Challenge of attention in the age of infinite content
(25:31) Human alignment problem vs. AI alignment
(25:54) Why AI won't replace unique human perspectives
(28:26) Future of AI and human interaction
(32:47) Sponsor: Adquick
(33:45) Decline of American influence and the rise of China
(40:23) Race for electric technology and policy challenges
(44:24) Wrap
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Econ 102 with Noah Smith |

What Replaces Twitter? With Noah Smith & Chris Best, CEO of Substack

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