If I was sleeping the wrong way (say on my stomach) and someone noticed it and chose not to wake me to tell me to correct myself, I’d be upset that he didn’t correct me so that I could correct my mistake.
DY, no, but now it is the “in thing”, so they want to appear with the times.
On a halachic level, fondling falls into the same issurim and aveiros as beating someone. And if it is involuntary, it makes no difference whether it is a child or adult.