WHAT DOES BITCOIN MEAN?

?�프게도, 비트코인 채굴?� ?�순??것과??거리가 멉니?? 채굴?� 말도 ?�되??copyright exchanges like copyright have crime insurance plan to guard their infrastructure from hacks. But that insurance plan won't guard individual clients from password theft.??개인 ?�는 ?�정?�게 기�?�??��??�어???�는 �