Posted by Sslee > 6 hours ago | Report Abuse

If I had a large quantum computer right now, I could essentially take over all the Bitcoin," he added. "By tomorrow, I could be reading everybody’s email and getting into everybody’s computer accounts, and that’s just the fact."

But exactly how imminent this threat is remains highly debatable. In an update last week, AllianceBernstein analysts argued that Bitcoin contributors should "start preparing for the quantum future."

However, "any practical threat to Bitcoin seems decades away," the analysts wrote

Posted by DividendGuy67 > 3 hours ago | Report Abuse

If I had a large quantum computer, I would take over all bank accounts first - the payoff is far, far larger, and the challenge is far, far easier. Bitcoin is only a 2T market, too small, and far, far harder to crack than centralized banks ...