"Fewer than ten percent of our titles are restricted in any way." : http://www.ereader.com/help/Geograph...ictionsFAQ.htm
Hmm. A good explanation of GR but they're clearly talking about their own catalogue. I think the consensus on MobileRead is that the problem is far more widespread, particularly on the more mainstream sites and especially with bestsellers and recent titles. Thanks for the link Alvico.