Does the original iPhone still work in 2017? I gave it a go
Happy 10th Birthday, iPhone! What's Next?
FIRST iPhone launch was by Steve Jobs today, 16 years ago; check iPhone journey
10 Years Ago Today, the Original iPhone Officially Launched - MacRumors
Ten years after its launch, the iPhone is both a miracle and a menace, John Naughton
How to Upgrade Your iPhone - Apple
iPhone 10th anniversary: The Greatness of the iPhone
The future is here: iPhone X - Apple
The evolution of Apple's iPhone
How long does Apple support iPhones?
10 Years Ago Today, the Original iPhone Officially Launched - MacRumors
Is anyone still using the first generation iPhone as their main phone? - Quora