I'm really big on soft jaws, you bet.
Here's the classic, in the milling machine vise, holding knurled pieces for drilling and tapping. I machined the recess to fit the part exactly, so there's no damage no matter how hard I squeeze:
I made up sets of "disposable" soft jaws to fit various vises, so I can slip them in for more causal use without having to take off the hard jaws:
When I got my new 6" Wilton banch vise, the first thing I did was remove the hardened toothy steel jaws, and replace them with cold-rolled steel soft jaws, so the vise would take the scars more than my work. I V-grooved one jaw horizontally, and the other vertically, to hold round items, and while I was at it, I made them bigger, too:
I made up a few sets of aluminum pieces with magnets, so I can stick 'em on any vise jaw for soft gripping: