It's not possible not to it you want to visit USA. If you don't, they'll reject your visa or deny entry. Thr only way is to use brand new cheap android before or after ( after is better ) and resell it once you go back. Most corporations do so

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*especially if you've got nothing to hide.

They only need to be 500 miles near you, if they pay for the good juicy 2G exploits 😉

Duh.

Seems like the cops should now be worried about civilian phones exploding and now might consider shooting anyone that tries to hand them a phone /s