Kernel Classes
   Pretty stable

Support Classes
   Stale DB code
   Some unused code in class examples

IO and Voices
   MIDI file reader is broken
   MIDI input is untested
   PortAudioPort sound I/O isn't working (yet)
   Sound file output -- samples are shifted (1s vs 2s complement?)

Graphics and GUI
   The GUI views are "demo-quality" -- most are partially functional (output only), and have bugs
   Selection in editors not ported
   Polyline display doesn't zoom
   Double redisplay on zoom of pitch-time views
   Staff in HS view is screwy

List of ThingsToDo
   Port IO drivers to other platforms
   Port FFTW and spectrum classes
   Implement polymorphic interpolating math for Functions
   Port mixer classes
   Complete the EventListTreeEditor
   Add Siren icon to launcher toolbar