By now everyone who uses the Web for anything other than watching cat videos knows that protecting our privacy online is more important than ever. (Come to think of it, even those cat video sites might be tracking you.) This is true even if you're certain your six-year-old would be safe visiting the sites in your browser history.

On the other hand, if you're not sure why you would ever need to hide your browsing history, here's a nice article from Lifehacker with nine reasons to keep your browsing private even if you don't visit NSFW (not-safe-for-work) sites. Here's an article from Wonderhowto with five more.

How to protect your privacy online