It's better than nothing, but we're going to keep a close eye on the update section of the App Store for now.

ENGADGET: Google Drive for iOS hands-on Mobile

The income from selling apps (or in app purchases) is clearly not running on a normal distribution nor anything close to it.

FORBES: Apple's Apps And Google Play: Power Laws And Long Tails

Causes, cofounded by Parker and Joe Green, has close to 200 million members and has been a popular app on Facebook.

FORBES: Causes Acquires Votizen, In Tie-Up Of Sean Parker Startups