More than one person needs to vouch for it and they review them apparently. 30 karma threshold to vouch too: https://blog.ycombinator.com/two-hn-announcements/

More than one person needs to vouch for it and they review them apparently. 30 karma threshold to vouch too: https://blog.ycombinator.com/two-hn-announcements/ https://blog.ycombinator.com/two-hn-announcements/