A cellular phone is also a network terminal. A misbehaving device can cause unreasonable load on the network, a disruption to other users, or at least interrup

A cellular phone is also a network terminal. A misbehaving device can cause unreasonable load on the network, a disruption to other users, or at least interruption of the service on your device. When Apple does screw up and iOS update will leave you with no data, the operators will attempt to make it work; they won't do that for every random manufacturer though.