I think he was just saying:
1. It's a problem.
2. Hey, gurus, what possibilities are there to fix it?
All in a raising-consciousness sort of way. He is sometimes awkward in expressing things, which tends to provide horror-fodder for the press.
The free speech problem aside, (repeating: "the free speech problem aside"), I'm sure there are parameters that could be explored to nannify certain kinds of transmissions at the ISP level, sort of like your spam filter. Think "gun site blocking" at certain facilities like libraries and your own company.
Then there's the cryptology involved. Don't know what to say about that since it involves the "search" Amendment <hack-koff> which has already been watered down to meaninglessness. And if unknown entities can hack our data base of applicants for classified information approval...
Terry, stop.