EVERYTHING ABOUT HAHA

A friend who’s in his thirties and savvy, with mates of all ages, employs “hehe.” I locate it charming—he’s a wonderful speller, and he’s a lively, tidy writer, and his “hehe”s are a strange secret. I know very well what they imply: pleasant, considerably sneaky giggling in a shared joke. But why the single “e”? Guests will enj