Apple has hired a senior researcher in organic light-emitting diode (OLED) display technology from LG, reports OLED-Info (via BrightWire), potentially signaling renewed interest in the technology.Apple has hired a new executive into its Display group - Dr. Jueng Jil Lee, a former research fellow at LG Display, who apparently was involved with printing technology research. Dr. Lee's previous employee (before LGD) was Cambridge Display Technology, the P-OLED pioneer (now owned by Sumitomo). OLED has a number of advantages over LCD screens, including brighter colors with deeper blacks, wider viewing angles, faster response times an