>And you don't know that a priori. But nobody said it was 'a priori'. It comes from thousands of experiments which probed relevant energy levels, over a period

>And you don't know that a priori. But nobody said it was 'a priori'. It comes from thousands of experiments which probed relevant energy levels, over a period of decades. >It's possible that with a hightened level of simulation, and accurate measurement of an unusual phenomenon, some fine structure emerges. Sure, in fact we know the Standard Model is incomplete because it doesn't take into account dark matter.