1970-1980

INTEL 4004 MICROPROCESSOR

1971

The first true microprocessor. Created by Intel when they were hired by Busicom (a Japanese calculator maker) to build a chip to reduce the costs of calculator production. The first general use programmable chip that was suited to may different types of machines and not just for one in specific.

Pong

1972

First commercially successful video game system.

Xerox Alto Workstation

1973

First computer designed to support an operating system. Later led to the development of the Xerox Star. Ridiculously expensive despite being referred to as a personal computer.

THE ALTAIR 8800

1975

The birth of the personal computer.

Apple II

1977

First mass produced highly successful personal computer.

Sony Walkman

1979

First portable media player.