The iPhone Duo launched last week, offering anyone willing to spend $2,000 a chance to experience Apple’s first foldable phone. For some early buyers, the morning after isn’t going great. Despite the company’s big talk about its "precision-engineered" hinge, some devices appear to have a hardware flaw that destroys the device’s impressive internal display within hours (or minutes) of use. The Internet is currently overflowing with images of busted iPhone Duos, all sporting almost identical damage. The OLED is marred by several bright lines originating just below the midpoint of the display…