> Isn't that what most people in democracies think though?

They do think that, yes. But they're not shaping anything as they see fit, at best they're shaping as millions of other together see fit. They're giving someone a millionth of a mandate to do something, and then hope that happens.

> The only difference between someone like Zuckerberg and your average citizen is that the latter is powerless as an individual

That's quite the difference. It's exactly the only one that matters from what we can see around us every day.

It's the entropy of power. Spread that power over too many people and it becomes noise.