I have been thinking a lot recently about the global namespace for people. My thoughts on this are far from settled and there are a lot of them, so I have decided to break this up into a bunch of different posts. When I was growing up near Nuremberg, Germany, I often had my last name “Wenger” misspelled as “Wegner” because the latter was a common last name in my region whereas the former is not. It turns out that “Wenger” is a name that comes from the Alps and is a lot more common there, espe...