"The Romans, at least, had the good sense to build on a hill," Bob returned. "Oh, some of the property down along the river will be flooded. But it’s been decades since we began moving the server rooms, the generators, all that up out of the cellars to the roofs. Slow and steady, but with very material progress. We could absorb a 1953 event rather easily. Not that we wouldn’t get our hair mussed, but . . ."