(Image credit: Valve software) First Spotted by 80 Level, Secret Tape's massive documentary on the development of Half-Life 2 contains an almost unbelievable story of how Valve was saved from legal and financial ruin thanks to the actions of a single summer intern, paving the way for PC gaming as we know it today.The trouble started when Valve and Half-Life's original publisher, Sierra, was acquired by French conglomerate Vivendi. Vivendi began distributing Counter-Strike to South Korean interne...