The F-35, Its Engine, and the Philosophy of Second Sources

The F-35, Its Engine, and the Philosophy of Second Sources « Uncommon Misconceptions "Gates says we can’t afford the extra $3 billion for the 2nd engine. The GAO says that we’ll make the money back. ........It’s also cheap insurance against Pratt & Whitney continuing their poor cost and schedule performance. Does Pratt & Whitney really care that they have a competitor? Oh yes, just look at this site, where article after article talks about their hope that the alternate engine program will die."