Hot off the presses, Chris Pirillo's new search, looks interesting and hot off the presses, the announcement is only 3 hours, old.
"With "gada.be," you insert the query *AS* the subdomain! [Of course its pronounced, I think, "gotta be"]
Those are two different URLs, each with a different set of results. A dot between two keywords implies a quoted statement, whereas a dash implies the AND operator. Note, too, that you can easily change categories by adding the designated category slug to the end of the entire URL. Too geeky for you? Then you're thinking too hard about it. "
Very intriguing, I haven't tried it yet, but I'm getting ready to!