1.level-specific tags( http://ppmsite.com/forum/viewtopic.php?t=15104 )
2.in-built map editor( http://ppmsite.com/forum/viewtopic.php?t=15169 )
3.multiple turret support
4.turret retargeting if target can not be hit
5.making as non-hardcoded as convenient
6.better unit threat evaluation
7.rotatable camera and zoom( well, it already was a feature, but what the heck )
8.research system ?
9.individual unit upgrades/global upgrades
10.advanced ai with capability to evaluate success rates of actions, preferably based on multiple scriptable personalities* additional special ways of attacking/doing stuff? *, preferably capable of evaluating all available units
11.non-cheating ai( needs to scout etc )