F i L wrote:
... Also, I can't remember exactly, but because var's are tied to scopes, I think there's more optimization that can happen with ref-counting because it happens at the scope level... more thoughts needed here though.
Ah right I remember. Since vars only ever get collected at the end of a scope, you don't need to check for zero-refs on every dereference, only at the end of the var's scope.
