Decentralized apps (or dApps) are electronic purposes that operate on a blockchain or P2P network of desktops instead of a single Pc.?????????? ??? ?????? ??? ?? ???????????? ????????? ?????? ?????????? ??? ???? ?????????? ?????????, ?????? ?? ???????????? ???????? ?????????? ??? ???? ?????????? ?????????, ???? ????? ???????????? ?????????? ???????