Russian aircraft manufacturer Tupolev has said 'no' to developing business jet variants of its supersonic strategic bombers, despite repeated pleas from wealthy individuals. A company spokesman said such an endeavour would be "a very costly affair",' adding that some of the technology employed on the aircraft, such as the variable-sweep wing, would "not be necessary" on a business jet, while many of the systems on the Tu-160 in particular remain classified.
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