From: bobduff@shell01.TheWorld.com   
      
   >> Boolean is fundamentally two-valued; it's   
   >> not at all "object oriented".   
   >   
   > This is untrue.   
      
   OK, you're right, but...   
      
   >...Boolean lattice can be extended to tri-valued lattice,   
   >...[etc]   
      
   But not without breaking programs that use ifTrue:   
   and whileTrue: and so forth (which is approximately   
   100% of them).  ;-)   
      
   - Bob   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)