The business plan for Deep Flight includes schools for underwater pilots to fly future versions of the Super Falcon.

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"The fact that we don't know what to expect when we fly is irritating because it undermines our efforts to anticipate our experiences in the future and know how to behave, " Flaherty said.

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In May 2012, UNESCO granted patronage to the Airbus Fly Your Ideas challenge, part of the Future by Airbus programme with a vision of sustainable air travel in 2050.

UNESCO: Connecting with the next generation of innovators at Farnborough International Airshow Futures Day | United Nations Educational, Scientific and Cultural Organization

They can target passengers according to their profile, such as those who might be candidates to buy business-class seats in the future, or who fly in business class when their company pays.

WSJ: El Al, Virgin Atlantic Are Airlines That Auction Upgrades to Business Class