Have you scrolled through the Chrome experiments listed on Google's site? They're a bit geeky, but each provides a good example of the future for content and browsers. Some of the demos don't have a clear purpose. They're just cool. Others show the possibilities for interactive advertisements and content.

Some of the best April Fools' pranks are based on half truths or possibilities. Several companies, including Virgin, offer some realistic looks at possibilities. While Richard Branson, Virgin Group founder, writes about building a glass-bottomed plane to view the landscape and give a boost to Scottish tourism, Google points to searching for smells and connections to fiber poles. Then there are space flights from Unpakt and (no joke) PaeDae.