It's worth noting that Cosma Shalizi has been doing this for about six years now, and it's becoming increasingly popular in certain areas of academia.

Background:

http://masi.cscs.lsa.umich.edu/~crshalizi/weblog/442.html

http://masi.cscs.lsa.umich.edu/~crshalizi/weblog/864.html

http://gowers.wordpress.com/2012/01/21/elsevier-my-part-in-i...