Related coverage from Tech Reference: Emma Witman is an Asheville, NC-based freelance journalist with a keen interest in writing about hardware, PC gaming, politics, and personal finance. She is a ...

As any Dropbox user knows, it’s pretty easy to share a cloud-stored file with someone; just click the share icon to get a link you can distribute as needed. Ah, but what about the other way around?

Dropbox is the most widely used and simplest file-synchronization system worldwide not attached to a major technology company. Every machine on which you install Dropbox and use the same account has ...