Some language proposals.

[Jacek Generowicz]

"Terry Reedy" <tjreedy at udel.edu> writes:

> Nested functions are much rarer than unnested.  Needing to rebind an
> outer local, rather than merely read or mutate, is rarer still.

Chicken and Egg.

Sapir-Whorf.

I sumbit to you that read-only closures are rare in Python because
they are a recent addition to the language.

I sumbit to you that read-write closures are so much rarer still,
because they require an ugly hack to work.