[luau] Digital Video Editting in Linux

[Hawaii Linux Institute]

MainConcept Multimedia Technologies is making available a Linux preview 
version of its MainActor (version 5), a digital video editting software:

http://www.mainconcept.com/mainactor_v5.shtml#linux
Has anyone ever had a chance to play with it?  If so, how is it compared 
to iMovie/Mac?  Thanx.