To be fair, Agile can be freaking awesome. I worked at a devotedly Agile shop and it was a developerocratic utopia. After the few meetings we had, all participants walked away with legitimate action items. You didn't just get called in to listen to something that didn't concern you - if you were invited, it's because you were specifically needed.
I've also worked in places where Agile was a stultifying cover story for "actually waterfall but that doesn't sound as cool so we'll never admit it". That might be the kind of