Quantum Readiness
Year 2029: How Google’s Quantum Warning (Q-Day) Came True, Triggering a Confidence Crisis and Costing One Bank Millions in just two weeks!
A fictional 2029, a real Q-Day. Not a single account hacked. Not one key cracked. Sinasia Financial Group was asked a question it could not answer. The suspension cost millions. The memo had warned them three years earlier. The board deferred. Q-Day is not a technical event. It is a trust event. With thanks to Marin Ivezic, whose framing reshaped how I see this threat.
Mar 2026 · 11 min read