The presently claimed invention relate generally to portable audio devices. One claim recites a method including: receiving audio content data through an interface of a portable personal digital device capable of playing audio; storing the received audio content data in electronic memory; audibly rendering said audio content data; utilizing an electronic processor, counting a number of plays of the received audio content data; and displaying the number of plays of the received audio content data to a user of the portable personal digital device. Of course additional claims and combination are provided as well.