According to Valveís official Team Fortress 2 blog, the multiplayer warfare game may be coming to Steam for Mac tomorrow. While the company has yet to explicitly state the exact date, the latest post suggests the big announcement rhymes with ìSpeem Gortress amavailable on the Babacî. Back in March of this year, Valve announced that all of its Source engine games would be coming to the Mac platform. The announcement answered several questions regarding the Mac version of Team Fortress 2.