Half-Life 2 released
After a source-code leak and a painful delay, Half-Life 2 launched on Steam and rewrote the FPS rulebook with its physics, faces, and City 17.
Source: Wikipedia, Half-Life 2
Enjoying the tour? Step inside the full museum — rooms for Nintendo, PlayStation, Xbox and the Arcade, a playable arcade cabinet, the Museum Exam, and the Passport stamp collection.