?? ??? ?? ?? ??? ???? ?? ???????? ??? ?? ?????? ???? ??? ????? ????????? ??? ?? ?????? ? ?? ??????? ????? ???? ????? ??????? ??????.With past hardware architecture becoming carried ahead to another consoles, Microsoft and Sony have emerged as sturdy advocates of backward compatibility.???? ????? ?????? ?????? ???? ???? ??????? ??????? ? ?????? ?? ?