Nostalgics and newbies alike have swarmed to classic Valve shooter Counter-Strike Source. Hailed as one of the defining FPS games of its era, CS Source is now furiously bunnyhopping its way up the Steam charts, enjoying a wave of popularity unseen in over a decade. While there's no one obvious reason behind this explosion, an update to sandbox hit Garry’s Mod may hold the answer. Continue reading Counter-Strike Source soars to 13-year Steam high, and GMod may be the culpritMORE FROM PCGAMESN: Best FPS games, Best multiplayer games, Best old games