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 Sslee > 6 hours ago | Report Abuse

Or in other way if I had a large quantum computer I can create/mine unlimited amount of bitcoin