> I'm guessing this is related to Traits but I'd be very interested to
> know why it is neccessary to add to the size of *every* method in the
> system.

No, it has nothing to do with Traits. It is there to make the system
much faster. All the senders of #who and related methods (the
refactoring browser is one of the heavy users) used to be utterly
slow.

Lukas

-- 
Lukas Renggli
http://www.lukas-renggli.ch