 Also on that day in 87, the world's population tops 5 billion for the first time. What are we at? Over 7? 8. 16 years ago, 2008, Apple released iPhone. You want to guess which iPhone? What was it again? 2008. 2008 would have been the iPhone 4? The 3G. 3G. Had 16 gigabytes of storage. How could you ever fill that up?