Core Memory What's Real And What's Fake In Tech - EP 56 Peter Barrett
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Feb 11, 2026 
Peter Barrett, general partner at Playground Global and long-time deep-tech engineer and investor. He explores quantum computing's real progress and commercial uses. He debates AI agents and attention, nuclear and fusion hype, robotics practicality, and why space data centers are unlikely. He paints a near-term picture of reindustrialization, semiconductor leadership, and engineering-driven optimism.
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Quantum's Real Win: Designing Chemistry
- Quantum computing's most transformative use may be giving design agency over chemistry and materials, not just compute.
- Simulating highly correlated quantum systems could unlock trillion‑dollar advances in drugs and materials.
Algorithms Outpacing Hardware
- Quantum algorithms are improving far faster than hardware, and those advances can bring near‑term scientific breakthroughs.
- Barrett expects papers in months showing physics visible only to early quantum machines.
LLMs Are Useful Leaf Nodes, Not AGI
- Barrett sees LLMs as powerful, practical tools but not on the path to AGI; they are useful leaf nodes.
- Use them for rapid research and coding assistance, but expect limitations and hallucinations.