It's projection. They, themselves, are attracted to underage kids, so they point the fingers at everyone else to try and draw attention away from their own perversions. SJWs always project, so the louder they screech about a topic, the more you can be sure that they are the ones that are actually into it, whether it's pedophilia, racism, or any of the other zillion -ists, -isms, and -phobias they claim those against them have.