Mac???????????PC??????????????????ó????????????Mac?????????????????????PC???????
????IBM???????????????
Big Blue?????????????????????????????????????????????????????Mac????????????PC???????265?????535?????
??????IBM???????????????????IBM???????????Windows PC??????????IBM????????????????顣
??????IBM?????????????????????ù?????9?????????Mac??????????????????????????10????
IBM????????????????Mac??Pc???????IBM??????????Mac????????“?????”??????73%??IBM??????????????????????????????mac??