Have somebody used it, ever?
I did, once. Tyres just throws mats under the car, without much movement.
If there's no friction between tyres and ice, there would be not friction between mats and ice, either.
However, it could help on the snow or sand.
Well, emotional person feels like talking to robot, that's what I've been said.
At the same time, I felt like talking to a child.
Not much to talk about, as for me.