Sales are now normal in digital video game stores, but Steam sales have kept a special appeal even after many years. According to Valve founder Gabe Newell, the reason is not only because of the discounts themselves, but because Steam turned buying video games into a form of entertainment. In an old interview with PC Gamer from the time when Steam was mainly competing with the PlayStation 3 and Xbox 360 ecosystems, Newell explained that one of the platform’s biggest successes was its system of seasonal offers. Gabe Newell Reveals the Real Reason Behind Steam’s Success He explained (thanks GamesRadar),