You can edit the title via the 'edit' link for a couple hours. After that it's best to email hn@ycombinator.com, because @dang doesn't work reliably (I happened

You can edit the title via the 'edit' link for a couple hours. After that it's best to email hn@ycombinator.com, because @dang doesn't work reliably (I happened to see it this time but don't always).