Fascinating book, full of interesting ideas. I bought my copy in the 1980's. I had a roommate then who I reconnected with lately. He remembered the book and ask

Fascinating book, full of interesting ideas. I bought my copy in the 1980's. I had a roommate then who I reconnected with lately. He remembered the book and asked about it. I dropped in on him a couple weeks ago and left my copy on loan so he could spend some time with it.