Using a towel as a bath mat

Yay

Depends on the floor. Sometimes towels can slide easy. If it's safe, why not?

Yay. I've been doing that my whole life.

I might try this. Ever notice how the rubber backing on bath mats starts to crumble after a couple of years? Mine are at that stage now. But if you eliminate the rubber backing, you eliminate the crumbling.

Yay. Often, they're better than a bath mat.

Yay.

I've bought several different mats of other materials but nothing beats a towel.