Dropbox has a lot of things going for it, but if you use the cloud storage service with any regularity, there's a good chance you'll bang up against the 2GB offered in the free version fairly quickly. (Assuming that you don't Gmail account chain trick outlined in our Dropbox Cheat Sheet , that is.) If you're chafing at your no-cost bonds, the service is giving you an opportunity to add up to another 5GB of space absolutely free -- if you're willing to be a guinea pig, that is. Dropbox is still working out kinks in its as-yet-unreleased automatic photo and video upload support, you see. [......]


















