Tech NewsGoogle Achieves ‘Quantum Supremacy’ That Will Soon Break All EncryptionsSavePrintA logo is pictured above the entrance to the offices of Google in London on Jan. 18, 2019. Ben Stansall/AFP/Getty ImagesChriss Street9/25/2019|Updated: 9/25/2019News AnalysisBitcoin plunged by 15 percent as the tech world begins to realize that Google achieving “quantum supremacy” computing threatens all financial and military cyber-security.We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.