"I think I have the general idea," Judge Fang said. "One of your 
high-level CryptNet tricks, I suppose. Nanosites embedded in your brain, 
mediating its interchanges with the peripheral nervous system. It would make 
sense for you to
have advanced telæsthetic systems permanently installed. And a system 
that could trick your nerves into thinking that they were somewhere else could 
also trick them into thinking that they were not experiencing pain."