I just heard about a forthcoming book called 'Year Zero': Not related to NIN, but about the music industry. The amazon blurb compares it to Hitch Hiker's:
http://www.amazon.com/Year-Zero-Nove.../dp/0345534417

The author did a TED talk about dubious music industry numerical argument-making:
http://boingboing.net/2012/03/15/cop...est-ted-t.html