Some give credit to IBM who in 1969 unbundled their software from their hardware. Prior to that, software was provided free with source code. This move was, in part, a response to anti-trust accusations.
An anonymous reader sends the story of the rediscovery of an original painting of Ada Byron at about age 4, the girl who was to become Countess Lovelace and the world's first computer programmer. A US Army sergeant in Tajikistan caught wind of an eBay auction of a 180-year-old painting of Ada Byron, with provenance; he notified a programmer buddy in Texas, who won the auction.
Gary writes: "The Hewlett Packard 9100A was built with magnetic core memory, printed circuit board ROM, a CRT display and provided industrial strength calculating in a machine that weighed 40 pounds and cost $4900."