Two decades has certainly softened the edges of that distance, but they’re hardly closer now. They don’t seek each other out, they don’t talk. They just happen to be in the same family, they just happen to have friends who spill into the middle of the Harry-Draco Venn diagram, and the two of them, on either side of it for most of the year, will occasionally wander into the middle themselves: at Christmas, at birthday parties, at anniversaries and weddings. 