The iPhone Duo officially launched today, yet a handful of early buyers are already reporting cracked displays. Reddit users who posted about the defective phones say the problem shows up in the same area on each device: a defect appears on the inner screen near the hinge, accompanied by an unusual bright line or lines running along the right side of the display.
One Australian owner described the issue in detail: after using the phone for roughly six hours and opening it fewer than twenty times, they were showing it to a friend when they felt something give around the internal hinge beneath the screen. The sensation was followed by the appearance of the bright line on the right side of the panel.
For the complete account, see the original article on The Verge.