Or the technological advancements that have been buried in black projects, never to see the light of day, nor used to benefit mankind.
Call me a conspiracy theorist, but it's my firm belief that our government now possesses spaceflight propulsion technology so advanced, it would appear like science fiction to most people. I think they've had it for a long time, and that it serves hidden, globalist masters.
/tin foil
According to some the black community has existed for so many tens of decades and has acquired so much money that it no longer exists within some small niche, but within a world of its own separate and secret from the rest of us.
A former Skunk Works person said something like: that if we wished to travel to the stars there is no problem - there are “documentaries” on youtube - believe at your own risk/or take as fact if you wish.
The NASA stuff, however is documented and is real - like the recently released decades old images of the Martian surface with blue skies and rocks with green on them.