@AstroKatie You link to one of @MickWest 's videos in this article. He's doing great work, communicating about the technical aspects of video recording that can cause these phenomena.
@JackRhysider People like to show off to their friends, impress people. They think showing signs of wealth makes them more attractive. They feel proud about owning stuff. I don't get it, but that's just how some people are.