I have no idea what he thought of them. I spent time with Yuri in the early 80’s and I don’t know if Yuri is still alive.
Yuri (Tomas Schuman) died in 1997.
I’ve read some of his stuff - it’s equally interesting.
http://www.scribd.com/doc/39232452/World-Thought-Police-Tomas-Schuman-1986
http://www.scribd.com/doc/14881566/Tomas-Schuman-Yuri-BezmenovLove-Letter-to-America