>>21386116Real.
The outside is ablative.
Was meant to push the limits of speed by reducing drag, accidentally hop-scotched through time and invented a time machine.
Utilizes a wave-guide skin and electrically switched microwaves to break physics.
Weren't very useful before because impossible to control.
Recently EXTREMELY useful as they are now 3D printed and autonomous.
Not disclosed because everytime they get exposed, we just go back in time and undisclose them.
t. based janitor.