Book review at Slate of American Cornball by Christopher Miller. Joel Warner's review begins by discussing 23 as the "funniest number" and offering numerous examples. (Hat tip, Arthur Hlavaty.)
Peter Thiel answers questions on Reddit.
Online magazine Salon, in one Tweet.
Apparently some of those wild stories about JFK, Marilyn Monroe, etc., aren't true. (Via Jesse Walker on Twitter.)
Interview with Paul Krassner (includes references to RAW and Timothy Leary.)