Re: RFC 110 (v2) counting matches

[Tom Christiansen]

>If we want to use uppercase, make these unique as well. That gives us
>many more combinations, and is not necessarily confusing:

>   m//f      -      fast match
>   m//F      -      first match
>   m//i      -      case-insentitive
>   m//I      -      ignore whitespace
>   
>And so on. This seems like a much more productive use, otherwise we're
>just wasting characters.

Larry's on record as preferring not to have us going down the road
of using distinct upper and lower case regex switches.  The distance
between //c and //C, say, is far too narrow.

--tom