OK so after making sure that export DISPLAY=MyWindowsSystem:0.0 did work and I could xterm& and mozilla& to my Windows desktop, I tried getting a remote desktop (because I want a full KDE remote ...
106238: Mac OS X 10.0: iSub Makes No Sound and 106562: Mac OS X 10.1: Hot-Plugged USB Speakers Do Not Respond to Volume Change note that updating to Mac OS X 10.1.1 fixes the problems cited. 106276: ...