QUANTUM COMPUTING’S BIGGEST PROBLEM? PRINCETON MAY HAVE JUST SOLVED IT Quantum computers have one job: don't forget what they’re doing mid-calculation. Too bad most qubits lose their minds in microseconds. Now Princeton has droppe - x.com
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Mario Nawfal@MarioNawfalQUANTUM COMPUTING’S BIGGEST PROBLEM? PRINCETON MAY HAVE JUST SOLVED IT Quantum computers have one job: don't forget what they’re doing mid-calculation. Too bad most qubits lose their minds in microseconds. Now Princeton has dropped a monster breakthrough: a superconducting qubit that stays stable for over 1 millisecond - 3x longer than any ever built, and 15x better than what powers today’s commercial chips from Google and IBM. How? They ditched flaky aluminum and sapphire for tantalum on ultra-pure silicon, cracked some brutal fabrication challenges, and pulled off the biggest leap in quantum coherence in over a decade. Better materials = fewer microscopic defects = way less energy loss = way fewer errors. That means more reliable qubits, which is the thing keeping real quantum computers from actually being useful. Swap this tech into Google’s current chip, and it could run 1,000x more effectively. Scale that up to 1,000 qubits, and you're looking at 1 billionx better performance. Forget buzzwords. This could be the materials fix that finally takes quantum from lab toy to world-changer. Source: NatureQuoteMario Nawfal@MarioNawfal·Nov 23THE QUANTUM INTERNET JUST GOT CLOSER THANKS TO TELEPORTING PHOTONS Cyberattacks are getting smarter, and AI is helping hackers hit harder. Enter quantum cryptography: a sci-fi-sounding fix that uses physics to create unhackable comms - if we can get it to work. A team at the x.com/MarioNawfal/st…Show more1:30 PM · Nov 24, 2025·119.