 The first commercially available microprocessor was a silicon-based chip, the Intel 4004, co-invented in 1971 by Ted Hoff, Federico Faggin, and Stanley Mazor for a calculator company named Busicom, and produced by Intel.1971 Floppy disk

A floppy disk is a data storage medium that is composed of a disk of thin, flexible "floppy" magnetic storage medium encased in a square or rectangular plastic shell.In 1971 while working at IBM, David L. Noble invented the 8-inch floppy disk.