IMO there's two reasons you'd want the very best engineers. A) you're working on one of the hardest engineering problems in the world. B) you've a track-recor

IMO there's two reasons you'd want the very best engineers. A) you're working on one of the hardest engineering problems in the world. B) you've a track-record of failing to deliver with merely competent engineers. But in the second case it's invariably incompetent management that's the problem.