It all started on August 12, 1981. IBM presented the IBM 5150, the very first IBM personal computer, commonly known as the IBM PC, is the original version and progenitor of the IBM PC compatible hardware platform.
On October 4, 1903, American physicist and inventor John Vincent Atanasoff was born. He is best known for being considered as one of the inventors of the electronic digital computer.
61 years ago today, on June 14th 1951 the very first electronic computer produced in series (and in the United States), the UNIVAC I (Universal Automatic Computer) was delivered to the US States Census Bureau at the price of $1.6 Mio.