This is way better than before when no C packages worked. Now, a lot of C packages work - and where they don't it's worth raising bugs: with PyPy, but also in

This is way better than before when no C packages worked. Now, a lot of C packages work - and where they don't it's worth raising bugs: with PyPy, but also in the downstream program - occasionally they can use something else if it looks like the fix will take a while.