mangosR2/mangos — comment on commit 7fda6485d620f82f84ddc4cf8cfcabbc1afe9b97
File: src/game/TargetedMovementGenerator.cpp line 177
By Reamer:

I think thats related to CPU cost:
with 50: Every 50 milliseconds we calculation the distance to target, and maybe a calculate of new path with mmaps to target
with 100: only half calculation CPU cost
I think every 100 milliseconds one calculation is enough.