Realism is always subjective in film. There's no such thing as cinema verite. The only true cinema verite would be what Andy Warhol did with his film about the Empire State Building - eight hours or so from one angle, and even then it's not really cinema verite, because you aren't actually there.
“I'm not saying my idea is the one and only idea. We should have other ideas, but the president has not laid down a specific plan as to how he's going to get us to solvency. I do that.”
“News is something that happens that matters to you, which is not most of what we watch on television.”