Beyond E=MC^2

[akumpf]

http://blog.chaoscollective.org/post/42835468168/an-open-letter-to-the-speed-of-light

[ColinWright]

Also submitted just over an hour ago:

http://news.ycombinator.com/item?id=5200309

That has no comments as yet, nor upvotes. I reference it here in case one of them starts to get some comments, and in the hope of avoiding any conversation getting split across the two submissions.