No automated system is going to fix eternal September style problems. And before you suggest that I could simply follow the groups I'm interested in, that's still not the same thing because the people in those groups will still be engaging with/distracted by the people I'm not following.
When you upvote an item - you connect stronger to people who upvoted that same item.
When you downvote an item - you connection to those who upvoted it becomes weaker.
The content is ranked based on how strongly you are connected to people you upvoted each item.
That way when a lot of clueless/uninformed people come in and start upvoting useless to you content - they don't create noise in your personalized content list.
The content you see comes from people who have proven to find useful content for you.
This is how my hobby project https://linklonk.com works.
I did a Show HN a week ago and that post has more details: https://news.ycombinator.com/item?id=28405659
No, absolutely not. Voters can be categorized, clusterized and ranked, already as part of voting systems theory (one single example in the latter: election of electors), and more beyond it.
> No automated system is going to fix eternal September style problems
And why not. One example: views filtering contribution by score.
> people in those groups will still be engaging with/distracted by
Not necessarily, if they are given the option to avoid that.