text: Apple intros iPod Photo, iPod U2, iTunes 4.7 (MacCentral) MacCentral - At a special music event featuring Bono and The Edge from rock group U2 held on Tuesday, Apple took the wraps off the iPod Photo, a color iPod available in 40GB or 60GB storage capacities. The company also introduced the iPod U2, a special edition of Apple's 20GB player clad in black, equipped with a red Click Wheel and featuring engraved U2 band member signatures. The iPod Photo is available immediately, and Apple expects the iPod U2 to ship in mid-November.