More like 2.nice%

New nerves do grow. Muscly/fat/pregnant people have the same skin senstitivity. But there are special function bits that are lost. The Rigid Band has special nerve endings, gone forever. Frenellum too

Not sure how badly you want it back, but it is possible to restore. Non-sugically. Basically skin under tension causes Mitosis (skin cells dividing to make more skin) - think putting on weight, gaining muscle, getting pregnant, or ear gauges. You tug the skin long enough and eventually have your hoodie back. The results are surprisingly impressive. r/restoring_foreskin has a bunch of info