Hello all. Have you heard about / been following news of Notch’s new game, 0x10c? http://0x10c.com
In short, it’s a space sim game with the unique aspect that your spaceship’s computer is a fully programmable 16-bit computer that the game emulates. Notch is currently developing specs at the moment, the most recent releases are here: (nerdy ASM stuff follows)
The DCPU16 itself: http://dcpu.com/highnerd/dcpu16_1_3.txt
The monitor hardware: http://dcpu.com/highnerd/lem1802.txt
As well as a single player mode, Notch plans to provide an MMO mode called the 'multiverse', where your ship's computer is being constantly emulated by the server, even when you're offline.