I have a couple of short screencasts showing Self in action if you're interested:
http://bluishcoder.co.nz/2013/09/16/multiple-users-in-a-self...
http://bluishcoder.co.nz/2009/07/27/displaying-images-with-s...
http://bluishcoder.co.nz/2013/09/16/multiple-users-in-a-self...
http://bluishcoder.co.nz/2009/07/27/displaying-images-with-s...