I heard some sort of expert stating that this type of criminal usually starts in his teens
Probably about right. Would be extremely weird for something like this to start in a guy's 50s.
Before this is done, Sandusky might end up there with the all-time serial killers for infamy.
So double the number of victims for Sandusky due to his age. But what is the multiplier for having a farm system in place?
One a week for 40 years would hit four digits. Pray that it couldn't have been that bad without getting busted. Although if he was pimping too...