How Many Will Actually Get Built & Is Energy AI's BIGGEST Bottleneck?

Thomas Sohmers is the Co-founder, CTO & Chairman of Positron AI, building chips to make running AI dramatically cheaper and more energy-efficient. The company recently announced an $875 million Series C at a $5 billion valuation, backed by investors including Gavin Baker’s Atreides Management, NEA, Valor Equity Partners and Netscape co-founder Jim Clark.
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Timestamps:

00:00 Intro
01:03 – What Positron Is Building for AI Inference
01:46 – Why Inference Infrastructure Is Totally Different From Training
04:18 – The Memory Wall: AI’s Next Infrastructure Bottleneck
08:38 – The Hidden Economics Behind AI Tokens
10:32 – Why Anthropic Could Already Be an 80% Gross Margin Business
12:12 – Should Frontier AI Labs Actually Slow Down?
13:59 – Why AI Regulation Could Create a New Class of Technology Monopolies
17:07 – What Happens if the US Paces AI and China Does Not?
22:44 – Is Anti-Data Center Sentiment Becoming a Strategic Risk?
28:24 – How Much of the AI Data Center Boom Actually Gets Built?
30:46 – Is Energy Really the Biggest Bottleneck to AI?
32:41 – Why Sovereign Debt Is a Bigger Risk Than AI Infrastructure Debt
43:16 – Why KV Caching Matters So Much to AI Economics
49:32 – Will Frontier Models Keep Getting Bigger?
51:14 – Will Enterprises Really Own Their Own AI Models?
54:04 – Why Scaling Laws May Still Have a Long Way to Run
55:08 – What Comes After AGI?
57:16 – Why GPT Astra Feels Like a Step Change
01:01:33 – What Happens When Every AI Lab Builds Its Own Chips?
01:04:09 – How Far Can Context Windows Really Expand?
01:09:16 – The Cost of AI Tokens Has Collapsed 60x
01:11:58 – Will AI Stop Being Priced Per Token?
01:13:49 – What Would Actually Burst the AI Bubble?
01:16:31 – How Big Can the AI Data Economy Become?