Visiting an old friend…

I was reminded of Simon and Garfunkel's song "Bookends" these last few days.  It's the one that talks about two old friends on a park bench reminiscing over old times.  The two form the bookends.  My old friend was a book.

Sometimes (very rarely now) I have the occasion to look at an old research paper of mine and wonder, "Gee, who was the guy that wrote this stuff?" (some of my papers are very old).  I just had that experience while writing the second edition of my sci-fi thriller Full...