That would allow user blocking through Adblock.
Ask HN: Add .user-{username} class to posts?
1–3 of 3 posts
Re: Ask HN: Add .user-{username} class to posts?
#2Why do you want to block a user with adblock?
Re: Ask HN: Add .user-{username} class to posts?
#3I'm sure that you could also write a simple greasemonkey script / chrome extension for this.