1 / 14 1. Let's get the obvious out of the way

• You can look up just about anything you want. • Sites like <a href="http://www.wolframalpha.com">WolframAlpha</a>, and increasingly plain old search engines, compute answers to complex questions. • You can find pages, people, and communities that let you dive deep into just about any topic. • You can make everything you know, think, or invent available to the world for free. Not bad for starters. <em>Flickr photo by jacobms</em>