One of the hottest areas of search right now is real time search, which attempts to find results based on what is happening right now. Twitter’s search engine fast becoming one of the key ways to navigate the service and discover what people are thinking about any subject at any given moment. Facebook is testing out ways to let you search your personal stream. Google is waking up to the challenge
![The Real Time Search Dilemma: Consciousness Versus Memory | TechCrunch](https://cdn-ak-scissors.b.st-hatena.com/image/square/fd502f1c78e45cec149262d11dcc99e8e7177c6e/height=288;version=1;width=512/https%3A%2F%2Ftechcrunch.com%2Fwp-content%2Fuploads%2F2009%2F06%2Fstreams-of-consciousness.jpg)