Dave, I've asked our question on phsyics.stackexchange.com -- here's what has come back so far:
http://physics.stackexchange.com/q/87047/6713 On Mon, Nov 18, 2013 at 10:44 PM, David Roberson <dlrober...@aol.com> wrote: As I have mentioned on occasions, I see plenty of evidence that both forms > of relativity are strongly supported by the behavior of such machines as > the LHC. > See @dmckee's comment to Suzan Cioc's answer. > One of the implications of SR is that each observer should experience his > own local time and motions as being completely normal regardless of any > relative motion with respect to other observers. > I believe this only applies when no acceleration is involved. Once one of the parties steps on the gas pedal, you have a situation where "symmetry is broken," and the considerations change. Eric
