if the quantum computer is mass-produced , ordinary people can use it to calculate the private key of all bitcoin wallets and take away the bitcoin inside . bitcoin encryption algorithms need innovation . quantum computer mass production takes about 3 years .

bitcoin prices are down 8.6% now . is this a response ? there are still 140000 bitcoin remaining in Mt.Gox wallet . if it will sell bitcoin next time . will the market fall ? is there a solution to this problem ?