Am Mon, 26 Oct 2015 13:18:34 +0000 schrieb Joseph Wright:

>> You naturally loose potential key names. And there is the danger
>> that there is somewhere a package which relies on the current
>> implementation. 
> I assume you mean that some package might be relying on the spaces in
> some way (so two keys differing only in a space in the name).

Yes. Not that it would be a good idea to have two such keys and I
don't think that it is very probable. 

Ulrike Fischer