> naturally

It's not nature, it's the strategic actions of members of those parties to create and protect that system. For example, look at laws in states that make it very difficult for 3rd parties to get on ballots, participate in debates, and then the expensive lawfare against them if they show any signs of life.

> getting rid of the two party system is a pipe dream

It certainly won't happen tomorrow, but the best time to start such things is today.