> but connects online via GPRS behind the user’s back and sends data to a remote...

> but connects online via GPRS behind the user’s back and sends data to a remote server, including phone IMEI and IMSI codes.

This could end up costing you an absolute fortune in Canada if you use data without a mobile plan.

> The phone sends an SMS with the phone IMEI and IMSI codes to phone numbers hardcoded in the firmware.

This could be fun.