??????? ??????? ?????? ???? ????? ??? ???? ????? ?? ?????? ????? ?? ????? ??????? ????????? ?????? ?? ????? ??? ????? ? ???? ??????? ???? ??? ?? ???? ????? ???.With former components architecture staying carried forward to the following consoles, Microsoft and Sony have emerged as sturdy advocates of backward compatibility.?????? ???? ??? ??????? ?