Oh, sorry; right, it's just for convenience to put
them in cl-user, to keep the format strings short.


Edi Weitz wrote: 
On Tue, Jan 25, 2011 at 6:36 PM, Daniel Weinreb <dlw@itasoftware.com> wrote:

  
I actually can't remember why package prefixes
aren't allowed.  It was a long time ago.
    

They are allowed, aren't they?

http://www.lispworks.com/documentation/HyperSpec/Body/22_ced.htm