Rumors are swirling about the potential announcement of a supersonic business jet design at the Farnborough International Airshow in July. It's been talked about before. Is it really a possibility?
When the Concorde took its last flight in 2003, there was no supersonic successor to it. Since then, there have been lots of rumors and "plans" to design a more economical supersonic jet, but they've all failed to come to existence.
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