On Jul 11, 2009, at 1:11 AM, Run Paint Run Run wrote:
> Defining instance methods on Fixnum instances seems a particularly  
> contrived case, even for ruby-core. ;-)

I agree but if Fixnums can have instance variables then it seems to me  
you have to support frozen and unfrozen states.

If you want Fixnums to always be frozen by definition then you've got  
to toss out the idea that they can have instance variables.

I'm arguing for logical consistency.