Apple’s iTunes director of global music initiatives Alex Luke has left the company to join U.K.-based major EMI. According to a 9 to 5 Mac report, Luke will serve as an executive vice president of A&R with EMI’s Capitol & Virgin Label Group, and will be based in Los Angeles. Luke joined Apple in 2003, and during his tenure was responsible the launch of the “Live From” series of live performances held at Apple’s…