In Pictures: Back from the EDGE - a look at the ev...
The iPhone 4 cometh
With a redesigned form factor, further internal improvement and impressive Retina display, the iPhone 4 hit the market with a bang in summer 2010. A controversy over antenna design -- some customers complained that holding the phone in a certain way ruined cellular reception -- did little to stem appetite for the iPhone 4, which sold 3 million units in its opening weekend alone.
In Pictures: Back from the EDGE - a look at the evolution of the iPhone