There is sufficient evidence to support the conclusion that something non-human has been present on Earth for a long time.

“That there's something nonhuman here and it's been here for a long time. I imagine it's put a bit of a bump into your life. I mean, maybe one that's mostly interesting, but still to call it strange is to barely scrape the surface. If something is here, it's likely been here longer than humans have e”

There is no conclusive evidence for the existence of extraterrestrial spacecraft, and unexplained events are more likely due to unidentified natural phenomena than visits from aliens.

“we did not see any convincing evidence for the existence of aliens”