From Punch Cards to Flash Memory Dec 2020

A brief history of punch cards — guess when it started ?

The Hollerith patent

Flash memory is a type of floating-gate memory that was invented at Toshiba in 1980, based on EEPROM technology. Toshiba commercially introduced flash memory to the market in 1987.
— excerpt from the Wikipedia

Flash memory — Wiki

History of Samsung flash memory development

Flash History — Bright Blue Innovation International