>Ralph Lauren is wearing jeans
I don't feel so bad now.
I'm not commenting on the validity of the theory, I'm just telling you those are calibration marks.
Anti-grav exists, I've seen military triangles being tested (on Christmas Morning of all days, great time to do it, people seeing it will be dismisses as drunks while kids think Santa has a new type of sleigh).
Two possibilities.
The military has a backdoor into Twitter to accomplish this, or
Messing with space-time.
Radiation dose is time dependent (they went through them at 10,000 MPH) and whoever says tech is "lost" is lying.