Why to spend money in a development from zero if military designs can adapt?
Proposals for a SST based on the North American XB-70 Valkyrie (I cannot avoid to imagine to the boys of Green Peace in a MIG-31 with the colors of the rainbow trying him to give hunt to one of these apparatuses) ;D
Proposals for a SST based on the North American XB-70 Valkyrie (I cannot avoid to imagine to the boys of Green Peace in a MIG-31 with the colors of the rainbow trying him to give hunt to one of these apparatuses) ;D