Sources

Sources

Home
About
Archive
Notes
Chat
No one knows how the AI bubble will pop
Everyone in AI knows a bubble is forming. The fight now is over blame, exposure, and who can come out strongest on the other side.
22 hrs ago • Alex Heath
X wants its haters back
Product chief Nikita Bier's message to journalists who left: “We have to earn their trust.”
Dec 12 • Alex Heath
Google’s rise, RL mania, and a party boat
I asked attendees for their takeaways from this year’s NeurIPS in San Diego. Also: Sam Altman goes on a charm offense, Google teases AI glasses.
Dec 10 • Alex Heath
Most Popular
View all
Instagram's return to office mandate
Dec 1
Inside YouTube's big AI reorg
Oct 29 • Alex Heath
OpenAI eyes ads, Altman dreams of gigawatts
Sep 24 • Alex Heath
What insiders really think about the AI race
Nov 14
ChatGPT's quiet slump, Zuck's AI bubble warning
Nov 12
Demis Hassabis on Gemini 3, world models, and the AI bubble
Nov 18 • Alex Heath
Roblox's CEO on safety concerns, AI, and what's next
David Baszucki joined us this week on the ACCESS podcast. Also: GPT-5.2, Google's default contracts, and Meta buys Limitless.
Dec 6
Anthropic's AI bubble 'YOLO' warning
Dario Amodei takes indirect shots at OpenAI's ‘YOLOing’ and big, circular deals. Also: More from the DealBook Summit and Meta's big hire.
Dec 3
Amazon's anti-benchmark AI bet
My interview with Amazon's AI chief. Also: OpenAI's code red, Anthropic bares Claude's soul.
Dec 2
Instagram's return to office mandate
Read Adam Mosseri’s internal memo announcing a full return to the office five days a week, fewer meetings, and fewer decks.
Dec 1
The Sources reader survey
Help me make a better newsletter. Also: notes on this week's AI headlines and some good links.
Nov 26 • Alex Heath
Sierra's revenue flex
ARR is the new AI startup recruiting pitch. Also: Harvey's Winston Weinberg this week on ACCESS.
Nov 21 • Alex Heath
Demis Hassabis on Gemini 3, world models, and the AI bubble
Q&A with the Google DeepMind CEO on building AGI, compute bottlenecks, and the AI bubble.
Nov 18 • Alex Heath
Sources
Sources
Exclusive reporting on the AI race.
Recommendations
View all 7
The Leverage
The Leverage
Evan Armstrong
Newcomer
Newcomer
Eric Newcomer
Upstarts Media
Upstarts Media
Alex Konrad
Exponential View
Exponential View
Azeem Azhar
NEW ECONOMIES
NEW ECONOMIES
Ollie Forsyth
Podcast
ACCESS
Subscribe to the ACCESS podcast I co-host with Ellis Hamburger.

Sources

AboutArchiveRecommendationsSitemap
© 2025 Heath Media LLC · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture