well, as one of the definitely NOT a billionaire (more like the opposite) I do not think America is the best in anything.. well, except diabetes and overweight, lazy ppl! :P
However, I think our prez is good at messing things up, so now things are looking up (maybe) as the stupid shutdown is over. :)
They excel, but many countries are fast catching up with their fatology - which should totally be a word.