From: jl@glen--canyon.com   
      
   If I reply to posts from the pointy-ear guy, they go to sci.astro,   
   even though his posts are in sci.electronics.design.   
      
   This is agent/eternal september.   
      
   The issue was   
      
   >3. By contrast to light, gravitational waves are quadrupole waves that are   
   >   only emitted when the spacetime curvature changes in a non-spherically   
   >   symmetric way.  They are also emitted by objects and systems which do not   
   >   emit light.   
      
   Suppose that somewhere out in free space a cannonball somehow   
   appeared. Wouldn't that create a symmetric, spherical gravitational   
   wave?   
      
   Microphones some distance away, in any direction, would hear a click   
   some time later.   
      
      
   John Larkin   
   Highland Tech Glen Canyon Design Center   
   Lunatic Fringe Electronics   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)