In 1970s some computer games were byproducts of the US military industrial complex. Nowadays it’s an independent multi-billion dollar industry, with many gaming titles surpassing the success of Hollywood movie hits. Discover the story of the single-player and multiplayer online video games, what on earth MMORPG is, and why millions of adults around the world spend most of their spare time playing online tank battles. Hear about the first, the most expensive, and the most successful game titles ever. Learn everything in our special series “Global Playground: Inside the Realm of Video Games.”