"""""""""""The only things I really wish were in MoI are a node-visualizer/editor for the scene-graph (along with individual node histories) and Python scripting.""""""""""

I think Dave was working a scripting interface that would allow you to use python and such.. Dont know where he was left with it.. See this thread for a description:

http://moi3d.com/forum/index.php?webtag=MOI&msg=3341.1