Why no warnings when re-assigning builtin names?

[Chris Angelico]

On Wed, Aug 17, 2011 at 12:49 AM, Seebs <usenet-nospam at seebs.net> wrote:
> Yes, but is it a *significant* cost?  My assumption is that the suppression
> would be of checking, not just of displaying messages.
>

It mightn't be very significant, but there'd still be some cost.
However, IMHO the greatest cost is the spamminess; forcing the user to
deal with lines and lines of warnings is not a useful way to design a
language.

ChrisA