A system for providing a mobile application includes a Mobile Subscriber Detection Authorization and Verification System, to request and receive confidential information from a confidential information owner relating to a user who opted-in to a mobile service application, and to communicate the received confidential information to a mobile application service provider. The drill head can be inclined to either side and a holding device is provided for the two lenses of a pair of glasses, in which holding device the opposite edge regions of the lenses are accessible to the drill bit of the dual head. The wafer is also heated to a temperature of at least about 1175 C. The low-power input buffer comprises an inverter that receives an input signal, a circuit with a relatively low voltage drop, and a feedback pull-up device. This is done when the recorder is actuated whereas a fingerprint of a user is transformed from optical information to computer data when the shield is pressed.