4 ms·What's wrong with cash?by CaptainZapp 7y agoWhat's wrong with cash?gridlockd 7y agoNothing, besides the fact that you have to physically carry it around to transfer it.basch 7y agolack of a transaction record. "i paid you this then" plus, facebook payments are already so fast, i can take the money out from an atm one minute after the transfer is initiated.