We don't have enough parallel universes to allow all uses of all junction types - in the absence of quantum computing the combinatorics are not in our favor.
Larry WallWell, hey, let's just make everything into a closure, and then we'll have our general garbage collector, installed by 'use less memory'.
Larry WallThe random quantum fluctuations of my brain are historical accidents that happen to have decided that the concepts of dynamic scoping and lexical scoping are orthogonal and should remain that way.
Larry Wall