He also seems not to understand the point of slang. Slang is being generated all the time, by different groups, The Young prominent among them. It starts out as a code, an in-group language, and it loses its appeal for the young as soon as older people like Mr. Dirda come to understand it. It's ephemeral. Most of it fades away quickly, though a little will lodge in the language. Vaporing about it makes as much sense as throwing a hissy about the weather, which is equally changeable.