The “revolutionary” air-breathing engine could, in theory, lift an aircraft from a runway to more than 30km (18.6 miles) into the stratosphere and continuously accelerate it to 16 times the speed of sound.
At this velocity, even the longest intercontinental flights could take just one or two hours while consuming less fuel compared with conventional jet engines.
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Yeah, no. Just no. Absolutely no. Faster than everything else.and higher than everything else and all of that by burning less energy? Come on people, stop falling for this kind of crap.