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The Quantum Foundry newsletter by Michael Spencer: latest issues, cadence and price

by Michael Spencer · Substack · Paid · monthly · last issue Oct 30, 2026 · Active

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Quantum computing, IPOs, startups, future companies, business models, venture capital deals, research & papers, global news coverage, etc...

Fri Oct 301 issue

Mon Sep 281 issue

Wed Sep 21 issue

Wed Jul 291 issue

Sat Jul 251 issue

Thu Jul 91 issue

Wed Jun 241 issue

Mon Jun 11 issue

Thu Apr 161 issue

Thu Apr 21 issue

Thu Mar 261 issue

Mon Feb 231 issue

Mon Dec 29, 20251 issue

Thu Oct 23, 20251 issue

Fri Oct 3, 20251 issue

Tue Sep 9, 20251 issue

Fri Sep 5, 20251 issue

Tue Jun 3, 20251 issue

Tue May 20, 20251 issue

Wed May 14, 20251 issue

Thu Apr 24, 20251 issue

Tue Apr 22, 20251 issue

22 issues on file since Apr 22, 2025; every one is in its own archive ↗.

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Free or paid

Paid on Substack. 100% of its latest 12 issues are for paying subscribers (from its public archive, checked weekly).

Issues per week, last 26 weeks

monthly, measured over the last six months (or since the feed's oldest issue)

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AI and agents (7), Chips and infrastructure (1) in the last six months.

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Now paid only, was free to read.

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