New - Need Some Guidance for Ipad 3G Use in India: Hello Apple Users, I have recently bought Ipad - 3G (Locked to AT&T) from US. Few basic questions: a. Do I have to unlock/jailbreak to use it in network here? b. How to fit the micro-sim here? Does operators open Ipad & insert it or can do myself? c. Did Ipad2 have any specific benifit wrt SIM? Will take actions based on your replies! Thanks!