Incidentally the author of that article, Marcin Wichary, (a) has many awesome photos of historical computing and typography, among other things, almost all CC-licensed¹, and (b) co-wrote the Pac-Man Google doodle².

¹ https://www.flickr.com/photos/mwichary/albums/page1

² https://www.google.com/doodles/30th-anniversary-of-pac-man