Earlier quoted context omitted.
...more like an ELI5? Sure. When Bobby tries to convince his friend Jimmy that Charlie is lying, you shouldn't trust him if he says that "I know that Charlie is lying because apples are green". > One of the reasons we know this story is bogus is because of the New York Times story which cites anonymous officials, “speaking on the condition of anonymity to discuss an ongoing investigation”. That’s not a thing, that’s…
>That’s not a thing, that’s not a valid reason to grant anonymity under normal journalistic principles. I'm not even sure the apple is green! If you search `site:nytimes.com “anonymity to discuss an ongoing investigation"` you'll see that this news outlet has done this multiple times in the past. I suppose "valid" and "normal" are giving the author a bunch of wiggle room here, but he never backs this claim up.
Breaching of this, especially as you're making a case, in most cases at best would invalidate the whole case + bring disciplinary actions upon the individual(s) that committed the breach.
Judging by the other comments, looks similar for the US too.
If you're ever partecipated as expert in any investigation or news article you'd know you'd get usually biased hypothesis, if otherwise it meant you wouldn't have the same impact for the news story. Or if you've ever heard of the Gell-Mann amnesia effect.