Relevancy in real time is the important problem
When it comes to real time search, you can end up with a lot of spam and trivia because you don’t have the rich back-link structure of the web to assess relevancy and “page rank”. You need totally different algorithms and a lot more intelligence in the search engine to return useful information. That's what we have done at Line Spout (http://www.linespout.com).
Biting the hand that feeds IT
