Heavily trafficked areas will change over time.
Small changes concerning balance, gameplay, or graphics.
Map generation and terrain modification.
Firstly, great mod! It's one of my favorites and I love the way my factory looks with worn paths everywhere.
However, I would like to know if and how much this mod affects UPS?
There's almost no impact on UPS. Logic only runs when moving. Saving/loading times are ever so slightly increased.