Interesting....I wonder why not.
Some publishers had the idea that pdf files for sale would only facilitate the theft of their products. This is, in fact, quite true. However, some pdf sales and some piracy is better than no piracy because there are no sales at all.
It would be interesting to hear from James Ward on the rise and fall of Fast Forward Entertainment.
(It occurs to me that he has probably already commented online. Do any of you real poly-grognards know where?)