This post on open-access philosophy is, I think, worth reading in the context of our stated goals of communicating beyond our small group of colleagues whose libraries have subscriptions to expensive journals:
One of the important points made by the author and his commenters is that it takes the cooperation of the senior scholars in a discipline to change (and not drastically) the criteria for evaluating the work of younger scholars for hiring and tenure to make this work.
So, senior scholars: what are you going to do about this?
(Bonus question: why is the electronic edition of the collected works of Dewey so expensive, rather than available on a publicly accessible web page? Would Dewey approve?)