This is the bit I have a problem with: > but it's a way of pointing out that the claim that the Python 3 VM can't be made to run Python 2 code is also nonsense

This is the bit I have a problem with: > but it's a way of pointing out that the claim that the Python 3 VM can't be made to run Python 2 code is also nonsense. And that's why I wrote: > For a Python interpreter to support both Python 2 and Python 3, it would need to have have some source level way of telling the two apart. [And now I have no way to double check what you wrote originally because you overwrote your original comment.]