Abstract: A method for streaming media from a computer-implemented media streaming system, the method comprising: receiving a primary media stream; receiving a plurality of items of interstitial content, each item being associated with content information specifying the content of the respective item; combining the items of interstitial content with the primary media stream to form a playout media stream; streaming the playout media stream to an identifiable media consumer over a publicly accessible communications network; and storing data associating (i) the content information of the interstitial content in the media stream streamed to the consumer with (ii) other media consumed by or activities of the same computer or person.

Abstract: A method for establishing one or more personal characterisations of a user of an audio content stream. The method includes storing a plurality of predetermined relationships between one or more receiving conditions of transmissions and one or more personal characterisations of a user; transmitting a first transmission comprising the audio content stream to a receiving device; receiving, from the receiving device, one or more receiving conditions of the first transmission; and comparing the one or more receiving conditions received from the receiving device with the plurality of predetermined relationships to establish one or more personal characterisations of the user of the first receiving device.

Abstract: A method for streaming media from a computer-implemented media streaming system, the method comprising: receiving a primary media stream; receiving a plurality of items of interstitial content, each item being associated with content information specifying the content of the respective item; combining the items of interstitial content with the primary media stream to form a playout media stream; streaming the playout media stream to an identifiable media consumer over a publicly accessible communications network; and storing data associating (i) the content information of the interstitial content in the media stream streamed to the consumer with (ii) other media consumed by or activities of the same computer or person.