There is an interview with physicist João Magueijo in the New Scientist, who suggests that light speed may vary.

“I don't think there's any future for journals. They're just a waste of time. I haven't read a journal in years. The future is the Web: the Web archive doesn't filter out the good stuff, and the bad stuff is there just as much as it is in the journals. I think in the future people will just publish in the Web archives.”
And more like this e. g. on peer review. Refreshing. (via SciTech Daily)