I’m not very well-versed on all this but it seems
Edit: I don’t think this is the best, its just all I’m generally familiar with
First Past The Post
Benefits the two parties in a two-party duopoly system like that of the US. Boom or bust, black or white. When the party in power pisses you off you vote their competitor even if holding your nose.
Seems like there must be a better way, maybe just not as good for those who prefer shooting fish in a barrel
It seems like every voting system has pros and cons, but I’ve become interested in STAR voting as it seems to have a nice blend of positive characteristics without the worst flaws of other systems.
It’s effectively a mix of score voting and instant runoff (ranked choice).
You can read more here: https://www.starvoting.org/
It hasn’t been tested much, mainly because it’s relatively unknown, so I’d like to see more real-world testing before I say it’s the best, but it’s definitely intriguing.