Short answer: no. Longer answer: provided that things never go wrong it works. But the assumption that things never go wrong is false. In particular the whole

Short answer: no. Longer answer: provided that things never go wrong it works. But the assumption that things never go wrong is false. In particular the whole basis of the original point is that there is no true universal time, and this post (essentially) says "provided that there is universal time then I can't see what you are complaining about" Swing and a miss.