Got 'er done. Parrotheads and demented environmentalists should like this one. :)
Thanks to HGUMC for the loan of the piano and to Carolyn King who schemed until I learned to play it.
How to build real-time 3D virtual reality and other things in three dimensions on the web for practically no money. "He who can no longer pause to wonder and stand rapt in awe, is as good as dead; his eyes are closed." Albert Einstein