The goal is to provide an easy way to do the kind of effect you see in that video
around 00:36 : http://www.youtube.com/watch?v=KVoVLHh8CHc.
At that time it was really difficult to do such thing and required a lot of
embryo code, we designed limit with Billiob to be able to do such kind of things
much more easily.
NOTE: so Billiob, now nothing stop you from releasing amsn2 ! ;-)
SVN revision: 62701