Python Gotcha's?

[Curt]

On 2012-04-15, Steven D'Aprano <steve+comp.lang.python at pearwood.info> wrote:
>> 
>> We disagree. Not surprising in a "gotcha's" thread.
>
> Yes, but I have reasons for disagreeing, which you trimmed out of your 
> response. If you have reasons for thinking that a separate file extension 
> for Python 3 is a good idea, you are keeping it to yourself.

Didn't you trim his reasons, speaking of trimming (maybe they were
nonsensical, or poor, but it seems they were there before you made them
disappear)?