I don’t know if I agree with him but I totally get the distinction he’s trying to make. There’s a difference between hardcore sci-fi about rocket ships and the more speculative kind folks like Philip K Dick, Ursula K LeGuin and Frank Herbert write. There was a time when old-school types would complain “that’s not sci-f…

“He probably put them in his butt” is the first thing that popped into my mind. What’s wrong with me?

This causes a system freeze of the entire universe.

You don’t think an advanced species would begin surveying the galaxy like we do the planet?

He could have been referring to Project Blue Book, which is certainly no secret. I found it in a public library in the 1980s and did an elementary school book report using its material!