"And 3 years lead time to make a valve to 1960-70s standards with modern machinery is to me a load of BS and should be able to be made with Boeings Laser Sintering Machines."<br /><br />That sounds dangerously like corporate partisanship rather than logical argument. It does not matter who builds it, so long as it gets built. LM won this contract, get over it. There will be others for Boeing<br /><br />Jon <div class="Discussion_UserSignature"> <p><em>Whether we become a multi-planet species with unlimited horizons, or are forever confined to Earth will be decided in the twenty-first century amid the vast plains, rugged canyons and lofty mountains of Mars</em> Arthur Clarke</p> </div>