Apple through press release:
> Apple® today announced it has sold over four million of its new iPhone® 4S, just three days after its launch on October 14. In addition, more than 25 million customers are already using iOS 5, the world’s most advanced mobile operating system, in the first five days of its release, and more than 20 million customers have signed up for iCloud®, a breakthrough set of free cloud services that automatically and wirelessly store your content in iCloud and push it to all your devices.

Wow.