I think the use of Bitcoin is more convenient than the bank. Bitcoin Transmission Facility Besides, strict security is used in the exchange of bitcoin. Moreover, if you do not have a solid password. Then there is the possibility of damages. Safe in banking than Bitcoin. Because the bank stole your money, you can get it back. If the bank can open up, then your account will be blocked. But in case of Bitcoin, if your password is weak or hacked it will never be returned. So this is as safe as the banks bitcoin.