Never said there was "proof" of child trafficking. Said there was a mountain of commentary and imagery that imply something very wicked is going on there, but no "proof".
It's like the diatribes from people threatening to commit terrorist acts. They might not have done anything, but they are acting in such a way as to raise suspicion they have, or shall.
I think the FBI says "they were on our radar." Well the stuff associated with Comet Pizza should have put them on the radar of law enforcement.
I'm thinking you might have more information on this issue. I remember discussing it back years ago, and everything that came out looked bad for Comet Pizza and the Podestas.