1998. HALF-LIFE sends a shock through the game industry with its combination of pounding action and continuous, immersive storytelling. Valve's debut title wins more than 50 game-of-the-year awards on its way to being named "Best PC Game Ever" by PC Gamer, and launches a franchise with more than eight million retail units sold...
I remember downloading it bundled with CS 1.6 - with the download being behind a queing system, so the servers weren’t overloaded.
was in the queue for a day and the download took over night