1. A mobile device comprising: at least one sensor to produce a sensor signal representative of sensor data; logic to initialize generation, responsive to receipt of the sensor signal, of a message comprising at least some of the sensor data; and a communication module to: determine, based at least in part on the sensor data, whether to transmit the message as a cellular text message, a tweet, or an email; and communicatively connect the mobile device with a wireless network, the communication module to transmit the message to a messaging system as a cellular text message, a tweet or an email.