Eh.
Option 1:
Release it as print on demand. Im sure the community would rather have the book, even if it means a bit lower quality (and POD has gotten damn good in recent years).
He states that he doesn't intend to make money off it, so why not?
Option 2:
Ransom it. Declare how much money you want to release it for free in PDF. Once that amount is pledged through a service that facilitates this, he makes the PDF or whatever available for free. Everybody wins.
He states that he doesn't want to release it in PDF, but its 2011.
On one end of the axis is "perfect", on the other end is "stuff actually happening". The two rarely meet