Time has lost all meaning in that nightmare alley of the Western world known as the American mind. We wallow in nostalgia but manage to get it all wrong. True nostalgia is an ephemeral composition of disjointed memories... but American-style nostalgia is about as ephemeral as copyrighted dTja vu.
In its purest sense, nicknaming is an elitist ritual practiced by those who cherish hierarchy. For preppies it's a smoke signal that allows Bunny to tell Pooky that they belong to the same tribe, while among the good old boys it serves the cause of masculine dominance by identifying Bear and Wrecker as Alpha males.