Great. One more off the street. The basic problem is that he will receive a prison term and likely serve it and be out to do it again. It is very rare for these people to quit.

Endoscopy

Why should they quit they hardly ever get a sentence that keeps them in jail for more than a couple of years. It's not uncommon here in the US for them to get suspended sentences and community service.

I have often wondered why judges and prosecutors seem to let these people off with just a slap on the wrist, is it because many of them share the same perverted proclivity?

Find him guilty and shoot him.