Why Do Space Aliens Only Do Retail?

This is a question that's been pestering me in various forms almost ever since I learned about flying saucers. Here we have extraterrestrial beings from an advanced civilization, always in the popular imagination possessing great truths for earthlings, and they're always turning up piecemeal, visible only to individual pilots or people who see their planes' radar, or to individuals wandering alone or with a few associates in rural environments. A question that's come up somewhat more often as camera technology improves is why images purporting to be UFOs continue to be so blurred and sketchy. Most recently, the question has come up for me in the popular History Channel series The Secret of Skinwalker Ranch , a product of Prometheus Entertainment, whose most respectable show is The Curse of Oak Island , but others include Ancient Aliens -- Skinwalker , with its focus on UFOs, cattle mutilations, and so forth, seems much more compatible with aliens. Searching the ...