In his post about John Barth (mentioned Tuesday on this blog), Arthur Hlavaty wrote that while a Barth revival may never happen, "I, however, am loyal to many of the dead fads I once followed (General Semantics, Games People Play) ... "
Alfred Korzybski's General Semantics is indeed not the force that it once was, and at Overweening Generalist, Michael Johnson speculates on why the thinker who was a big influence on Robert Anton Wilson, Robert Heinlein and others appears to have faded, in the post, "Why Korzybski Waned: Some Educated Guesses."
I've never read any books about General Semantics. If I'm reading Michael correctly, S. I. Hayakawa's Language in Thought and Action wouldn't be a bad place to start. Michael says it is "a delightful read" and explains the RAW connection to Hayakawa.