?? ??? ?? ?? ????? ????????????? ??? ?????? ?? ??????????, ?? ?????????? ?????? ??? ?? ????? ?????? ??? ?????? ??? ?????? ???????.???????, ?????? ???????????? ??? ???? ?????? ????? ??? ????? ????????? ??????!Proof of labor. This relies on men and women around the globe, called miners, competing to become 1st to solve advanced cryptographic puzzles