Facebook could and should fix this by just make 'unfriending' a move to a 'List' that isn't part of the regular 'Friends' sharing list, and clarifying the seman

Facebook could and should fix this by just make 'unfriending' a move to a 'List' that isn't part of the regular 'Friends' sharing list, and clarifying the semantics of 'Friended' to mean 'invited to Friend once in the past' not an ongoing reaffirmation of Friendship.