FWIW, there are a lot of users that don't care. I know some of my highest-rated comments here have been one-liner jokes. This means that the community doesn't really consciously think about "policing", they just click things that they agree with or that made them giggle.
(As an aside, have you ever read a really well-written post that you completely disagreed with, and didn't upmod it? I have. It's hard to promote people that are wrong. Human nature trumps "self policing", it seems.)
FWIW, there are a lot of users that don't care. I know some of my highest-rated comments here have been one-liner jokes. This means that the community doesn't really consciously think about "policing", they just click things that they agree with or that made them giggle.
(As an aside, have you ever read a really well-written post that you completely disagreed with, and didn't upmod it? I have. It's hard to promote people that are wrong. Human nature trumps "self policing", it seems.)