How to add 3g to Wi-Fi only iPad and why you might prefer it

i blogged on while ago , still seems option
http://bit.ly/c5q9u2

blog says in nutshell, using mifi or iphone (using mywi) or similar devices has benefits had not thught of. need carry matchbox size device well. compare costs (a reason outside use such device), , devices well.

let me know think.

 

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