The Quantum Venture Capital Boom After the AI Cycle
Why private capital is treating quantum as a long-duration infrastructure option
The current investment interest in quantum technologies should not be read as a simple replay of the AI software boom. AI changed investor expectations by making compute infrastructure, semiconductors, data centres and strategic technology platforms central again. Quantum now appears to part of the market as a possible next infrastructure layer: scientifically difficult, capital-intensive, hard to replicate, relevant to defence and cybersecurity, and increasingly supported by public policy. The opportunity is real, but it remains structurally different from AI. Quantum is smaller, slower to commercialise, more dependent on hardware and public infrastructure, and still exposed to substantial technical and financing risk.