Because it's an adult guy that isn't identifiable that wants to hang around kids. I worked with a perv, he made balloons for kids, and was a clown on weekends. Sure enough, child molester...

His mom was some higher up at the company, Medco. He got out of training and got the best schedule everyone else had to wait months or years for, and they let him come back after jail but he quit from the ostracizing.. Asshole.