I found a site that makes my efforts to figure it out look lame..( in energy that is no comment as to the correctness or motive of this fellow) but he has rather stong views on light speed time dialation .. well he seems to have made a lifes work at proving the Dr. wrong, establishing the Dr as Top Gun if that is who he is after... however I found it interesting if you are interested
http://members.aol.com/carmam1534/Hollings.html#clocks
He recons the clock thing turns on whether its a pendulum or atomic clock so that new to me... I have yet to look at it all..I was looking for something on the light speed measurement. This fellow made the comment there that the medium through which the light travells is relevant.. and suggestted the probability of varience for c.
alex