Please answer the following questions:
1. Verizon Apple Ipad2 will work with AT&T sim card?
2. AT&T Iphone works with Verizon Sim card?
3. Is there any protective case available for ipad2, not the magnetic one? I drop my phone or any device frequently by accident
4. The new apple HDMI adaptor for ipad2/transmitted signal from ipad will work in for any region TV (including ASIA where frame rate/motion flow is in terms of 100hertz)? The new adaptor has component/composite port? Are these port works with any region TV?