The Epic Story of Dropbox's Exodus From the Amazon Cloud EmpireHalf-a-billion people stored files on Dropbox. Well, sort of. Really, the files were in Amazon’s cloud. Until Dropbox built its own. And threw the switch. If you're one of 500 million people who use Dropbox, it's just a folder on your computer desktop that lets you easily store files on the Internet, send them to others, and synchronize them across your laptop, phone, and tablet. You use this fold
