Historically, the British have always been rather wary of grand engineering projects - perhaps understandably, given that many of them have been delivered late and over budget.
When good news about the market hits the front page of the New York Times, sell.
I would think flying would be pretty cool. You would be able to fly away from all your enemies and get where you're going much faster. But being invisible? You probably wouldn't use that for the good of man.

