6 Ways to Filter Your RSS Feeds - ReadWriteWeb
Buzz Marketing for Technology
JUNE 27, 2008
ZapTXT is a keyword filter (of the in variety) that returns results via email, instant messenger, or mobile phone. Pipes Creations List. Check out my feed filtering list. I havent kept up with this list, I bet there are heaps more services, and many of these may not be around anymore, it at least serves as a kind of history.
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