Far From The Finishing Post Alastair Unwin (Polar Capital) - Investing in an AI-first World
Oct 15, 2025
In this engaging discussion, Alastair Unwin, a fund manager from Polar Capital's Technology team, delves into his unique journey from a history graduate to a tech investor. He highlights AI's rapid advancements and scaling laws while addressing bottlenecks like data and power constraints. Alastair also shares insights on capital formation for AI infrastructure, the competitive dynamics among hyperscalers, and the implications of commoditization. He underscores the need for flexible investment strategies in this ever-changing landscape, urging investors to embrace ambiguity in their decisions.
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Episode notes
Access AI Through Infrastructure Stocks
- Public market investors can still access the AI theme via infrastructure plays like NVIDIA despite much private activity.
- Expect many AI infrastructure winners to be listed or reflected in public hardware and networking equities.
Why Hyperscalers Keep Spending Big
- Hyperscalers spend defensively to protect monopoly rents and offensively to capture new AI-driven revenue streams.
- Optionality on AGI and competitive leadership further justifies aggressive capex despite uncertain near-term ROI.
Scaling Demands Big Clusters And Capital
- Scaling laws imply next-gen models require exponentially more coherent GPUs, power and capital, but supply responses emerge fast.
- Capital constraints may appear later, but 2026–27 likely won't be the terminal test of the cycle.