Check below the promo video of ~group (NUI Group), that co-researcher Chris Moore made in Adobe Aftereffects.
Also check below his new video, where he shows off as what he calls it Multi-Multi-Touch, namely a turntable, piano, zui and paint at the same time.
http://nuigroup.com/forums/viewthread/749/
I updated the Our videos section on the right side of this blog.