1975


 * Q1: Future Apple Computer co-founder Steve Jobs enlists his friend Steve Wozniak to work on the design of Breakout at Atari.
 * March 5: Future Apple co-founder Steve Wozniak attends the first meeting of the Homebrew Computer Club, becoming inspired to start work on what would become the Apple-1 kit computer.
 * June 29: Wozniak begins testing a self-built prototype that would later become the Apple-1.