This is so great man   It's not so far to the day that we use bitcoin to buy everything .money gonna be disappeared just like the way money was born .there will be no more worry about thief in your house .if there is something wrong at least you are not be hurt by thief or something .i mean , thief are always there .no matter how much civilization our society are . they are still there .a robbery is more dangerous than a thief :|