“Nowadays, the idea of traditional bride-and-groom marriage can seem about as passé as the idea of traditional guitar-and-drums indie rock—groomzillas striking down the same chords as before en route to lawyers and breakups, stepfamilies and reunions. It’s enough to make you view that faded picture of your grandparents’ wedding—or that warped copy of Daydream Nation—with a mix of wonder and sympath”