Fans who see 5 second clips, several of these clips over the course of a night, night after night, over the course of a season, season after season now.
Fans who attend games in person, read profiles, hear stray comments on the radio, compare notes with other fans, and might occasionally catch a piece of inside information now and then not to mention the possibility of having some industry experience themselves. Which even if they were insiders, ironically wouldn’t necessarily make them correct.