Just put a cairo/compiz backend on that stuff, and wow. The Xt Intrinsics and Motif are well-designed software, hailing from 80's MIT culture, influenced by Lisp. All configurable by XResources, including keybindings.
This software is superior in design.
Then again, what new can there be, from a cosmic point of view. What is creativity, apart from the mind unfolding itself.