Announcements for the reservation of an aircraft are rare, and even more so if it is supersonic. The aircraft mixes high-speed travel with high-end luxury, and the illustrations of the final offering clearly show that the aircraft is for the uber-rich who are in a hurry to get to their destinations. Still, without a likely delivery date for the aircraft, it is hard to believe that they are close to the technology that will let us see the S-512 airborne anytime soon