- * output file at world.path_out (and update world.last_update_turn), then read
- * file at world.path_in for the next load of bytes to put onto the input queue.
+ * world state file at world.path_worldstate (and update world.last_update_turn
+ * and write a single dot line to output file at world.path_out), then read file
+ * at world.path_in for the next load of bytes to put onto the input queue.