Elite: "The game that couldn't be written" - BBC Micro
This is a great video and covers many interesting things. Even if you're not very interested in the game, it's worth watching.
if your into retro computing as far as the incredible artistry of fitting impossible sophistication into incredibly limited resources you night enjoy the long articles about making the blade runner video game.
Ars Technica did a great interview with one of the creators about that, incredible stuff.
One of my friends (in the Netherlands) had an acorn bbc computer and we spent so many hours playing this game!
This looks a lot like these program competition things from the early nineties.