"The (for now) final end product seems incredibly obvious. And popular.

Yet it took decades of iterative innovation, from some of the cleverest minds in the field, to make something so apparently simple yet powerful.

And every step was astonishing." This is great stuff from Francis.

"Guru Meditation also reminds us of the long history of experimentation with physical controllers in the mainstream consumer videogame market, even when both that market and its critics would have us believe that physical interfaces are as new as DDR or Nintendo Wii." A game for Atari 2600 + Joyboard, and also available as an iPhone port; make the yogi fly by sitting perfectly still, and perfectly upright. Written in assembler, and everything.

A useful guide, although perhaps more detailed than you'd normally need. Still, clear instructions for handling reverting changes in git.

A nice simple explanation of what using Git is really like.

Great for designers, or anyone else with no knowledge of version control, but a not-half-bad introduction to Git at the same time.

GitCasts: screencasts about git. Does exactly what it says on the tin.

"Git is a version control Swiss army knife. A reliable versatile multipurpose revision control tool whose extraordinary flexibility makes it tricky to learn, let alone master. I'm recording what I've figured out so far in these pages." Really excellent.