I started with server-side php scripts (SimplePie, IIRC) and got banned so I moved to client-side. I don't believe that it is in our best, long-term interest as users to make publishers aware of the possibility of aggressive filtering and page modification.
But let me donate some (US centric) general news negative keywords and phrases for you to try;
I was fed up with rss readers and other althernatives, I wanted something to browse my silly pics in style where i could define which things to aggregate. It turned out quite cool - give it a try. Oh and you dont have to have FB or Twitter etc. to use it.