Is it worse? Wouldn't the red people end up with more like-minded red people?
I don't think I want to live in a world in which they all died out.
So the blue side would also include the people who are good at game theory...
I suspect if you played this game, lots of tight-knit, high-cooperation groups would undertake coordinated campaigns to ensure the survival of their members by ensuring everyone votes red.
https://www.researchgate.net/publication/277354081_Social_cl...
https://www.pnas.org/doi/abs/10.1073/pnas.1118373109
https://www.sciencedirect.com/science/article/abs/pii/S22141...