That's simply an anthropocentric POV
Why would any hypothetical alien civilization be limited by human knowledge and technology of the early 21st century?
It was only just over 50 years ago that astronomer Sir Richard Wooley
insisted that "Space travel is utter bilge."
Yes, it would be great - to put it mildly! - if I could demonstrate what our hypothetical advanced ETI might know about space travel.
If only!
S
