Walt Mossberg @waltmossberg
I know that U.S. currency is the safest in the world, but it’s also among the dullest. These ten-pound notes from the U.K., which don’t change after Brexit, are printed on polymer, not paper.This isn’t news, but I just learned about it on a trip there. https://t.co/4UOT7sy27L — PolitiTweet.org