Rumors of a touchscreen desktop iMac continue to persist, with a new report on Friday alleging that Apple is testing potential displays for the supposed hardware. Taiwanese industry publication DigiTimes said that Sintek Photronics has sent samples of capacitive touch panels to Apple for a new touchsreen all-in-one iMac desktop computer. The report claimed that the new hardware will have screen sizes of 20 inches and greater. – from AppleInsider