FYI you can't downvote posts. You can only flag.
There are also emerging voting rings which are hard to protect against, especially if it only takes 6 votes in an hour to get to the front page
There are also emerging voting rings which are hard to protect against, especially if it only takes 6 votes in an hour to get to the front page
You have the power to filter what is displayed in your browser. A quick google returns a chrome extension which allows you to filter on keywords.
https://github.com/fractastical/Hacker-News-Filter
If you're not using chrome, then maybe take a shot at being a hacker and make something that turns hackernews into what you want it to be.