Kuthathe lukhulu kwi-Steam ukuya kwi-Mac OS X, kodwa xa ukufika komhlaba kwenziwe, okuseleyo kuhamba ngokukhawuleza okukhulu kunokuba uninzi lwethu luye lwacinga, eziziindaba ezimnandi nangoku.
I-4 Ekhohlo Yiyo Umntu wokuqala wokudlala umdlalo wevidiyo zohlobo ukusinda koyikeka. Yaphuhliswa yiFudo Rock Studios, inkampani ethengwe ngu Valve Software Ngexesha lokuphuhliswa kwayo. Umdlalo usebenzisa uphawu lweValve Source kwaye uyafumaneka Windows kunye nekhonsoli Xbox 360. Uphuhliso lomdlalo lwagqitywa nge-13 kaNovemba ka-2008 kwaye yakhutshwa nge-18 kaNovemba ngo-XNUMX. EUnited States kunye neLatin America. Nge-21 ka-Novemba wakulo nyaka yaphuma Europe.
Abanye banokucinga ukuba iMac isemva kweminyaka emibini, kodwa ukuba awukadlali indawo yesibini ngoku lixesha elifanelekileyo lokuqala nelokuqala.