It doesn't feel like this overlaps with my need for Dropbox. I use Dropbox for file sharing, backup, version control, and the ability to access my files at any

It doesn't feel like this overlaps with my need for Dropbox. I use Dropbox for file sharing, backup, version control, and the ability to access my files at any time from any computer (through the website). Actually syncing between computers is just a small part of it.