Take a look at http://redditenhancementsuite.com/features.html http://redditenhancementsuite.com/features.html I understand your issue is with the underlying p

Take a look at http://redditenhancementsuite.com/features.html http://redditenhancementsuite.com/features.html I understand your issue is with the underlying platform and it's users, however, RES will allow you to setup filters by word- across all subs. I believe alienblue (the reddit client for iOS) allows for this functionality as well.