The Quantum Leap
Russ FeinA Business and Investment-Centric Guide to the Evolving Quantum Landscape [Please be patient as I upload my content to this new (for me) platform]
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 43 | Subscribers | Read | russfein.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
2025 Quantum Funding and Deal Strength
### Equity Financings
The Quantum Supply Chain Needs to Up Its Game
In January I attended the SPIE. Photonics West business summit, where Karl Tillman, the Director of Lasers and Optical Systems at IonQ, gave the keynote presentation entitled “Uncertainty: Supply Chain and the Future of Quantum Computing.” ...
What Will Quantum Computers Be Good For?
Image AI-generated by author using Midjourney, January 2026
Top Quantum Achievements of 2025
In the summer of 2024, the United Nations proclaimed 2025 as the International Year of Quantum Science and Technology, coinciding with the 100th anniversary of quantum mechanics. This was a prescient designation with the quantum industry re...
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Authors
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Venture investor and quantum blogger
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