I think "hosts that you care about" captures them all. Yes, there is too much that can go wrong, but for this tiny case the advice is useful. Let me quote GJ Su

I think "hosts that you care about" captures them all. Yes, there is too much that can go wrong, but for this tiny case the advice is useful. Let me quote GJ Sussman: "It is OK if it is not user-friendly, I am not a user".