Sorry, but what was the previous rationale to not allowing initial "!"
indents?

On 03/28/2013 03:39 PM, David A. Wheeler wrote:
> I've tweaked the grammar to allow initial indents with "!", making them consistent with the rest of indentation.
>
> This simplifies indentation processing, now we just have INITIAL_INDENT instead two tokens
> (with and without bang).  I made a few other tweaks too.
>
> Attached - any thoughts?
>
>   --- David A. Wheeler