And the other side of that coin is possibly even more annoying: plenty of obviously dumb comments rise to the top, presumably because a lot of people agree with

And the other side of that coin is possibly even more annoying: plenty of obviously dumb comments rise to the top, presumably because a lot of people agree with the sentiments they express. I think two-axis voting (see my other comment in this thread) might fail to save subreddits that have already sunk into all-consuming tribalism, but it could help others to avoid that fate.