I guess if a post has seemingly contradictory community notes (or any type of fact check really) that signals it's a complicated topic and you should probably look into a bit more.

Undisciplined

culture

A Field Guide to Dubious Fact-Checking

A difficult problem. Especially on issues with a lot of nuance. Even those checking the checkers have inherent biases and I have seen a lot of community notes that lack nuance as well. 

I think community notes is a positive development but how do we keep it from being corrupted or captured? I am unsure. If I community note your post all I need is enough people that agree with my bias to confirm the note was helpful and it stays up even if it doesn’t tell the whole story. 