The final milestone announcement of the day was on iCloud, Apple's cloud platform that encompasses iMessage and other services across iOS, OS X, and the web. The company says iCloud has now reached 300 million users after less than two years in operation. Apple CEO Tim Cook and CFO Peter Oppenheimer will be discussing the results with analysts at 5PM ET — you can follow our live blog for all the news as it happens, and you can listen along here.