Quora connects you to everything you want to know about. Quora aims to be the easiest place to write new content and share content from the web. We organize people and their interests so you can find, collect and share the information most valuable to you.
Introducing Plaxo 3.0, the only online address book and calendar that syncs with Microsoft, Google, Yahoo!, AOL, the Mac, Thunderbird, and your mobile phone!