Apple-bashing aside, in the US, we already have this problem. We call them CDMA phones. They're locked to networks, aren't portable in any way (if they have a S

Apple-bashing aside, in the US, we already have this problem. We call them CDMA phones. They're locked to networks, aren't portable in any way (if they have a SIM slot for GSM use, it can't be used domestically), and they're typically worth a lot less on resale.