The Simpsons is like a pop culture version of the infinite monkeys theorem. Write enough episodes and include enough random silly crap, and eventually some of it will come true, maybe
@InvaderXan also they mentioned president Donald Trump because IIRC that was when he was mounting his short-lived Reform Party run so it was a riff on that
Sunbeam City is a Libertarian Socialist solarpunk instance. It is ran democratically by a cooperative of like-minded individuals.