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Waymo and Tesla’s self-driving systems are more similar than people think
Everyone is moving toward transformer-based, end-to-end architectures.
Dec 17
•
Timothy B. Lee
76
11
4
The best Chinese open-weight models — and the strongest US rivals
The Understanding AI guide to open-weight models.
Dec 15
•
Kai Williams
66
4
5
Google and Anthropic approach LLMs differently
The very different cultures of OpenAI's two most important rivals.
Dec 4
•
Timothy B. Lee
99
6
8
Help some of the poorest people in Rwanda
If readers give $20,000 to GiveDirectly, my wife and I will give another $10,000.
Dec 2
•
Timothy B. Lee
36
2
4
November 2025
Six reasons to think there’s an AI bubble — and six reasons not to
A complete playbook for every AI bubble debate.
Nov 25
•
Timothy B. Lee
and
Derek Thompson
110
8
23
Hyperproductivity: The Next Stage of AI?
A glimpse at an astonishing, exhilarating, exhausting new style of work
Published on Second Thoughts
•
Nov 20
An AI “tsunami” is coming for Hollywood — here’s how artists are responding
I talked with nine creators about economic pressures and fan backlash.
Nov 19
•
Kai Williams
72
11
9
Waymo’s next five cities are all in red states
Liberal cities risk falling behind on driverless technology.
Nov 18
•
Timothy B. Lee
and
Kai Williams
71
45
8
Waymo is finally ready for freeway service
The self-driving leader is getting ready to conquer the Sun Belt.
Nov 12
•
Timothy B. Lee
44
5
4
AI ads are going mainstream
Why Google, Coca-Cola, and other companies have embraced AI ads.
Nov 12
•
Kai Williams
109
16
12
Context rot: the emerging challenge that could hold back LLM progress
What if attention isn't all you need?
Nov 10
•
Timothy B. Lee
87
5
6
October 2025
Tech leaders insist there is no AI bubble
"We keep on having more demand," Mark Zuckerberg said.
Oct 31
•
Timothy B. Lee
and
Kai Williams
37
2
2
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