HOWTO set up RoundCube webmail for your server

The latest open-source craze has been AJAX programming and RoundCube has been the talk of the webmail community even in its alpha version. Paul Stamatiou will even go as far as to say “it’s better than Gmail.” In any case, check out the screenshots of it running in “alpha”, and prepare to be awed.
Then go read this tutorial on how to set it up for your server and wow your friends.
MAKE < PaulStamatiou