What is new is a remarkably straight-forward sharing tool that creates a unique, private URL for any file or folder.

FORBES: Dropbox Takes On Rivals With New Sharing Tool

Called BEAM, the app lets users keep the content private, or share the YouTube URL automatically on Twitter.

FORBES: Google Glass Just Got Its First YouTube App

And with a Haiku Deck account, I could make my slide show public, private or restricted, meaning only people who got the shared URL could see it.

WSJ: Presentations in Poetic Motion