Here is a FriendFeed discussion about it: http://friendfeed.com/science-online/cbbe2531/news-releases-..., which boils down to the answer of 'no'.

This is typical of those with the power in science: they are too slow to embrace new technologies and to adapt to what researchers need. But, hey, why do they need to when they have researchers bent over a barrel whilst they rake in the money.

Scientific publishing is ripe for disruption, which includes getting rid of pdf.