Not in any particular order:

o  Support for additional soundcards.

o  Add additional coders which take advantage of more communications
   bandwidth and more CPU cycles.

o  Implement a curses-based user-interface.

o  Documentation needs work

o  Macintosh port

o  MS Windows port

o  D-H key exchange

o  Prevent startups if pass phrases don't match

o  Merge sp64 coder and sp85 coder into one coder with parameters

o  Fallback to slower coders if modem speed drops
