Westworld focuses on things like future amenities and AI consciousness. But it uses these things to show how people exploit others materially for their own benefit, meaning it's really about class.
Reality tv uses basic tools to influence fan votes. When you notice those tools, you notice similar patterns in political media.
There are many structural elements that not only influence who wins votes / elections, but how we conceptualize elections to begin with.
In the most basic sense, the amount of exposure someone gets influences their votes. The only reason Joe Biden dominated the early polling of the 2020 primary is because he's the candidate who most people know the best. This is even easier to witness in reality tv fan votes.