GoogLe perspectives breaks down the last barrier to information, the language barrier, by combining global search with real time translation. So no matter if you speak latvian, Swahili, or swedish the world's collective knowledge is at your fingertips.
* I came up with this idea in Ad School. It's still one of my most favorite ideas. A VC friend of a friend pitched it to Google. They were into it but it went nowhere. Net Net is Google Perspectives isn't real...yet.