It varies so much by brand, too. Some brands are too aggressive and end up ping-ponging you in the lane if you let them, and then there's my new Mazda where it

It varies so much by brand, too. Some brands are too aggressive and end up ping-ponging you in the lane if you let them, and then there's my new Mazda where it doesn't seem to work in any case where I want it to work, but will fight me as hard as it can if I try to take a highway exit.