- check for return values of *printf()
-- make config files format more readable / self-explanatory
+- be more strict and humble when allocating memory from the stack
-- be more strict and humble when allocating memory from the heap
+- maps are always as wide as high, so only use one of the two values
SERVER:
-- implement field of view / line of sight and obstacles for those on the map
+- optimize too-slow AI / FOV algorithms
- is it actually useful to define map object action ids in the config file?
-- make shape of map (and diagonal movement penalty) configurable in config file
-
- for game continuation, replace re-playing of whole record files with loading
game state snapshots / save files