"If you think [single news source] is giving you good news coverage, you are wrong" seems true in general. You need multiple sources if you want to escape bias.
Having comedians in your news diet is quite healthy. A comedian can say things that nobody else would dare to say.
That was true when Stewart's show started, back when being anti-war was pretty unpopular but I don't think it's true in the past decade.
Lorne Michaels (SNL) was interviewed recently and asked about how the comedy skits had changed. He said they could not air today anything like the stuff they did in the 70's and 80's.
> A comedian can say things that nobody else would dare to say.
More to the point, some report on important topics that news orgs don't find sexy enough to cover (eg: Investor-state dispute settlements [corporate sovereignty]).
Having comedians in your news diet is quite healthy. A comedian can say things that nobody else would dare to say.