Web app HopStop (via LifeHacker) allows you to access public transport directions directly from your phone. It’s currently available for some of the major metropolitan areas in the US and based on my tests in Chicago it works pretty well.
The idea of online backup is to avoid losing all your digital media when your house burns down, or more realistically someone breaks in and nicks your beloved puter. I’m going to go against the herd and say that IDrive is a better solution than Mozy for keeping your precious photos and stolen music safe.
