Ah! But you see, it's possible to trick CPython extensions into thinking you do support refcounting: http://code.google.com/p/ironclad/ http://code.google.com/p

Ah! But you see, it's possible to trick CPython extensions into thinking you do support refcounting: http://code.google.com/p/ironclad/ http://code.google.com/p/ironclad/ is proof. So you can be compatible, yet advanced :)