Unfortunately, due to recent findings of illegal copying and online distribution (piracy) of our products, Wizards of the Coast has decided to cease the sales of online PDFs. We are exploring other options for digitial distribution of our content and as soon as we have any more information I'll get it to you.
Let me see if I understand this:
In possibly related news, WotC has filed suit against eight of it's customers in Washington State. for sharing copies of their newest book."
It is difficult to soar with the eagles when you work with turkeys.