[Python-3000] Delayed reference counting idea

[Greg Ewing]

Michael Chermside wrote:

> Interestingly, one of the original goals of PyPy was to create a
> test bed in which it was easy to experiment and answer just this
> kind of question.

A worry about that is whether the architecture required to
allow pluggable GC implementations introduces inefficiencies
of its own that would skew the results.

--
Greg