Ted Nelson Bob Marsh
- 1974 - Ted Nelson publishes Computer Lib
- Intel releases the 8080
- Xerox releases the Alto
- John Torode and Gary Kildall begin selling a microcomputer with a disk operating system
- Radio Electronics publishes an article calling the Mark-8 "your personal minicomputer"
- David Ahl founds Creative Computing, the first home computer hobby magazine
- 1975 - Microsoft (formerly Traf-O-Data) writes the first BASIC language for the Altair
- Popular Electronics publishes an article describing the MITS Altair
- Bob Marsh and Lee Felsentein rent garage space in Berkeley, California, to conduct electronics projects
- Harry Garland and Roger Melen found Cromemco in Los Altos, California
- Homebrew Computer Group holds its first meeting in Menlo Park, California
- Amateur Computer Group of New Jersey holds its first meeting
- Bob Marsh and Gary Ingram found Processor Technology
- Southern California Computer Society holds its first meeting in Los Angeles
- Dick Heiser opens the first retail personal computer outlet, The Computer Store, in Los Angeles, California
- First issue of Byte magazine is published
- Paul Terrell opens the first Byte Shop in Mountain View, California