Headphone metronome

1. A headphone metronome system comprising:

a processor;

a computer readable storage medium accessible by the processor and storing signals representing at least one metronome in a data structure; and

at least one speaker receiving signals under control of the processor for converting the signals into an audible display; wherein

the processor receives user input representing a desired tempo and in response causes the speaker to play sound a representation of which is stored in the data structure at the desired tempo, wherein the processor presents a type selection user interface (UI) on the display allowing the user to select a default metronome sounds and to select a personalized metronome, wherein in response to a user selecting to play the metronome the processor presents on the display a tempo UI to establish the tempo at which the metronome is played, wherein the tempo UI includes an arcuate symbol along which a user can move a finger to increase and decrease the tempo.

2. The system of claim 1 , wherein the processor receives input of a personalized metronome from a microphone into which a user can speak.

3. The system of claim 1 , wherein the metronome is overlaid onto an audio track.

4. The system of claim 1 , wherein the metronome is played on the speaker without overlaying the metronome on an audio track.

5. The system of claim 1 , wherein the processor presents a metronome select UI on the display from which a user can select whether to turn the metronome on.

6. The system of claim 1 wherein in response to selecting the personalized metronome, the processor presents a personalization UI on the display from which the user can select to play a personalized metronome that had been previously input by the user speaking into a microphone or to set a personalized metronome.

7. Method comprising:

at a processor, receiving metronome type and tempo selections generated by a user;

causing the processor to send signals to ear pieces wearable by a human to in turn cause the metronome type to be audibly displayed on the ear pieces at the tempo, wherein in response to a user selecting to play a metronome the processor presents on the display a tempo user interface (UI) to establish the tempo at which the metronome is played, wherein the tempo UI includes an arcuate symbol along which a user can move a finger to increase and decrease the tempo.

8. The method of claim 7 , wherein the user can change the tempo in real time by appropriately manipulating a tempo UI.

9. The method of claim 7 , wherein the metronome type is played by itself.

10. The method of claim 7 , wherein the metronome type is overlaid onto an audio track.

11. The method of claim 7 , wherein the metronome type is user-spoken numerals repeated in a loop.