Well shoot, now that gives me an idea for a series... Explaining parts of life in the USA to the rest of the world. Sorry for your lost time, but thanks for the inspiration!

I think anything past a few hundred and you're bound to have irreconcilable differences between groups of people. It just feels like the gap is particularly wide in the USA, with fewer and fewer people falling in the center and more and more moving to opposite ends of the political spectrum.