Stupid U-label question [correction]

[Frank Ellermann]

John C Klensin wrote:
 
> But I didn't remove the simple "--" without replacing it with
> something else.   So I don't understand what you think is the
> issue here, other than than we always need to be careful about
> out definitions.

It was a "stupid question", not an "issue".  Please ignore this,
unless you need a nice example for a remotely plausible bug in
future IDNA200x implementations.

> If pigs could fly, they might be both halal and kosher, at least
> if they had enough feathers on their wings to make them birds
> and not swine.

"All PVALID" + "short enough to fit" is very near to "kosher" :-)  

 Frank