Most of this is minutia that I am not in an informed enough position to comment on, but what a take three quarters into the article that they should keep their local cops because they don’t have an inquest process when people are killed! Like, no dude, it’s actually good that cops have to do the bare minimum investigation if someone dies on their watch. It ought to be more!
Seems like the author is a conservative radio host so I’d take most of this article with a huge grain of salt.
Are you sure they are intending it in a diminutive sense and not a familiar or affectionate sense? Buddy is pretty common to call people you are being friendly with in American English at least. If you don’t like a nickname or term of endearment, you can tell your friends not to use it, but fair warning, friends of your age might just tease you about it instead of respecting your wishes.