A diversity of diversities--diversity in all directions

A while ago I read Open Mic: Riffs on Life Between Cultures in Ten Voices, a collection of short stories and reminiscences (including one in cartoon form) edited by Mitali Perkins. I talked a little bit about each one here on Goodreads, but I thought I'd say a little something here about the two stories that keep coming into my mind. One was G. Neri's "Under Berlin," a story in verse about an American family in Berlin, riding the subway there. Dad is black, Mom is Hispanic, big sister narrate...