From: bondage@frontiernet.net   
      
   Allen Meece wrote:   
   >   
   > I think the PDE will scale up to make a flyback launch assister for a CATS   
   > SSTO.   
   >    The site says the PDE is great between 2 to 4 machs and can take off from   
   > zero speed so it offers a lot in the way of airbreathing launchers.   
      
      Who cares? Supersonic mated flight and seperation is too complex and   
   risky. Seperate subsonically (with existing 'first stage' aircraft, if   
   possible) at the highest altitude practical, to minimize drag and engine   
   expansion issues for your orbiter.   
      
   --   
      
      You know what to remove, to reply....   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)