TODO: 
(last update: 2002-06-22  Sydney Tang <stang@users.sourceforge.net>

This is a _tentative_ list of features that I have planned.
I aim to implement each feature on or before the indicated release version.

0.6.7

 * For theme selection, add a preview display to show what the selected
   theme looks like.
 * Various minor user interface and gameplay changes and bug fixes

0.7.0

 * Animation algorithm optimization
 * New theme(s)
 * More maps
 * enable setting of time duration or usage duration of power-ups
 * timeout for powerups based on time and usage
 * autodrop disease
 * slowdown disease
 * random powerups

0.8.0

 * sound effects

0.9.0

 * music, probably midi

1.0.0

 * Randomly wandering monsters
 * Punch Bomb PowerUp
 * User interface refinements
 * Code optimizations and clean-up
 * Finalize format for themes

2.0.0

 * Network multiplayer support using client/server system.
   This requires certain game engine improvements for it to work effectively.

3.0.0

 * AI opponents