"Meta links with your Dropbox, Google Drive, Evernote, and OneDrive accounts, as well as your computers and hard drives, so you can access and share any file from one simple interface."
Also, it seems Meta tags your files and allows you to search via not just name, but concepts and topics. This seems to good to be true, would love to hear more.
(Especially since I keep my files on two devices, and on my Mac everything is inside the Downloads folder 🙈 )
Superpopcorn