6. An audio data processing system for use by a plurality of users to control a device, said audio data processing system comprising: a microphone operable to detect speech from a first user of the plurality of users and to generate speech data based on the detected speech; a user demographic profiles database capable of having demographic data stored therein; a content database being capable of having at least one of content data and advertisement data stored therein; a voice recognition portion operable to process user instructions from the first user, based on a command speech data that comprises at least one command by the first user for controlling the device; a voice analysis portion operable to determine characteristics of the first user based on the speech data; and a speech to text portion operable to determine interests of the first user based on a conversational speech data that comprises at least a portion of a monitored conversation between the first user and at least a second user of the plurality of users, and further wherein the portion does not comprise a command by the first user for controlling the device.
6. An audio data processing system for use by a plurality of users to control a device, said audio data processing system comprising: a microphone operable to detect speech from a first user of the plurality of users and to generate speech data based on the detected speech; a user demographic profiles database capable of having demographic data stored therein; a content database being capable of having at least one of content data and advertisement data stored therein; a voice recognition portion operable to process user instructions from the first user, based on a command speech data that comprises at least one command by the first user for controlling the device; a voice analysis portion operable to determine characteristics of the first user based on the speech data; and a speech to text portion operable to determine interests of the first user based on a conversational speech data that comprises at least a portion of a monitored conversation between the first user and at least a second user of the plurality of users, and further wherein the portion does not comprise a command by the first user for controlling the device. 9. The audio data processing system of claim 6 , wherein said speech to text portion is further operable to identify keywords within the portion of the speech data.