That they have to ban people who do this is a pretty good sign that it's not working well. Subreddits have pretty intense human moderation which also tends to negate the need for sophisticated detection since people are pretty good at spotting this sort of thing on their own.
Also, isn't the reddit source public? I presume that if it had this, it'd be easy to find it there, but I haven't looked, maybe I should :)
Also, isn't the reddit source public? I presume that if it had this, it'd be easy to find it there, but I haven't looked, maybe I should :)