[Sndbox] The Concorde has completed its final flight. When will we see commercial supersonic passenger service again?

[Charles]

The Concorde has completed its final flight. When will we see commercial supersonic passenger service again?
	Within 5 years
	In 6 to 10 years
	In 11 to 20 years
	More than 20 years
	Not in my lifetime

 

Charles Mims

http://www.the-sandbox.org

 

 

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