His book - "Programming Boot Sector Games" - is really fantastic. One of my favorite bed-time reads ;) http://www.lulu.com/us/en/shop/oscar-toledo-gutierrez/progra...
And to the OP: this is fantastic - how are you doing the in-browser demo? [EDIT: never mind! The body is `overflow:hidden` on that page so I initially didn't see the credits!]
I've starred the repo and am planning to lose a few hours to it this weekend!