Oops... my bad.  Must have copied from the wrong irb session.  The following
is still true:


  irb(main):001:0> osc = class << Object; self; end
  #<Class:Object>
  irb(main):002:0> osc.class
  Class
  irb(main):003:0> osc.superclass
  Class


...but the rest was not.

Sorry,

Chris