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Wednesday, July 29, 2026

The Daily Briefing — Wednesday, July 29, 2026

No major quantum computing developments reported in last 48 hours from monitored sources. IBM deepens its silicon-spin qubit and foundry bets via HRL acquisition and a new quantum wafer foundry initiative, while EPFL and Hitachi–Intel advances in readout and silicon spin fabrication sharpen the hardware path toward larger, more manufacturable qubit arrays; commercial fault-tolerant systems and broad quantum advantage remain mid‑ to late‑decade milestones.

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Bullish takes

  • IBM's acquisition of HRL Laboratories accelerates its silicon-spin qubit and quantum networking roadmap, reinforcing its 2029 fault-tolerant target.
  • EPFL-led work on faster, high-fidelity transmon readout with intrinsic Purcell protection reduces hardware overhead and improves NISQ-era measurement efficiency.
  • Hitachi–Intel 18A quantum PDK and 100–1,000 qubit silicon spin prototypes by 2028–2030 create a credible foundry path for scalable qubit fabrication.

Critical takes

  • Commercial fault-tolerant quantum advantage remains years away despite aggressive 2029 timelines from IBM, Google, and Microsoft.
  • Current 100–1,000 qubit prototypes are research-scale and not yet fault-tolerant, limiting near‑term enterprise impact.
  • Quantum computing stocks and ETFs face valuation pressure as investors reassess timelines versus capital intensity.

Why this matters

Monitor for updates on error rates and scaling from IBM/Google/IonQ.