1. A phone comprising: a wireless transceiver to send and receive wireless communication signals; a camera to capture one or more images or videos; a processor to execute code; wherein the processor is (a) to make a determination that a user of the phone is sitting in a driver seat of a moving vehicle based on analysis of one or more images captured by said camera, and (b) based on the determination, to block one or more features of the phone, wherein the analysis takes into account a characteristic of a vehicular component which appears, at least partially, in at least one image captured by the camera of the phone.