http://www.youtube.com/results?search_query=ruby+on+rails

It's so cool but it's not readable in Youtube's flash movie. Orz

AJAX in Ruby on Rails tutorial
http://www.youtube.com/watch?v=mtYsLAOGzfI

Ruby on Rails, Vim, and rails.vim
http://www.youtube.com/watch?v=30P8DSNOZuU

Ruby on Rails demo
http://www.youtube.com/watch?v=Gzj723LkRJY

Sorting Photos in Ruby on Rails
http://www.youtube.com/watch?v=NBlr2uPklkI

Components in Ruby on Rails
http://www.youtube.com/watch?v=9aUjjv_-zI0