It is very easy for Americans to view Brexit from a British perspective. Our (approximately) common language makes British media very accessible. The events in the British parliament are dramatic and can be watched on YouTube. Our President (and his family) are getting involved in the process. And the acerbic Nigel Farage, the most important British politician since (at least) Margaret Thatcher, has become a widely known celebrity on both sides of the Atlantic.
Furthermore, it is difficult for most observers on this side of the Atlantic to disentangle the divergent interests of views