The general consensus (for a while now) is that these things seem to be moving in and out of our reality from another dimension and have, perhaps, always been here on Earth.
Digesting all of the material, the ET is doing both: Local and distant travel.
“The general consensus (for a while now) is that these things seem to be moving in and out of our reality from another dimension and have, perhaps, always been here on Earth.”
Inter-dimensional?, Hyper-dimensional? Or Hyper-terrestrial? Here is an interesting discussion Rooster...
https://www.reddit.com/r/ufo/comments/g4i2ew/hyperterrestrial_theory/