Hybrid playlist

1. A method comprising:

playing a first video file of a playlist on a mobile device, the playlist including one or more audio files and one or more video files, wherein each of the one or more audio files and the one or more video files are separately playable,

where playing the first video file of the one or more video files includes playing on the mobile device an audio component and a video component of the first video file; and

playing a first audio file of the one or more audio files, where playing the audio file includes determining whether to display an image in a presentation mode or a plurality of images in a coverflow mode based on a detected orientation of the mobile device and whether the first video file was played prior to the first audio file.

2. The method of claim 1 , further comprising:

playing the first audio file in the presentation mode when the mobile device has a portrait orientation.

3. The method of claim 2 , further comprising:

playing the first audio file in a presentation mode with a landscape orientation when the first video file was played with a landscape orientation before the first audio file is played.

4. The method of claim 2 , further comprising:

when the first video file is played after the first audio file is played, playing the first audio file in a presentation mode when the device is detected to have a portrait orientation or in a coverflow mode when the device is detected to have a landscape orientation.

5. The method of claim 1 , where the one or more video files include at least one of a movie, a television show, a music video, or a video podcast.

6. The method of claim 1 , where the playlist is determined by a user of the mobile device.

7. The method of claim 1 , where the mobile device includes a multi-touch-sensitive display.

8. A system comprising:

a processor and a memory operable to perform operations including:

playing a first video file of a playlist on a mobile device, the playlist including one or more audio files and one or more video files, wherein each of the one or more audio files and the one or more video files are separately playable, where playing the first video file of the one or more video files includes playing on the mobile device an audio component and a video component of the first video file; and

playing a first audio file of the one or more audio files, where playing the audio file includes determining whether to display an image in a presentation mode or a plurality of images in a coverflow mode based on a detected orientation of the mobile device and whether the first video file was played prior to the first audio file.

9. The system of claim 8 , further operable to perform operations comprising:

playing the first audio file in the presentation mode when the mobile device has a portrait orientation.

10. The system of claim 9 , further operable to perform operations comprising:

playing the first audio file in a presentation mode with a landscape orientation when the first video file was played with a landscape orientation before the first audio file is played.

11. The system of claim 9 , further operable to perform operations comprising:

when the first video file is played after the first audio file is played, playing the first audio file in a presentation mode when the device is detected to have a portrait orientation or a coverflow mode when the device is detected to have a landscape orientation.

12. The system of claim 8 , where the one or more video files include at least one of a movie, a television show, a music video, or a video podcast.

13. The system of claim 8 , where the playlist is determined by a user of the mobile device.

14. A non-transitory computer readable medium encoded with a computer program, operable to cause data processing apparatus to perform operations comprising:

playing a first video file of a playlist on a mobile device, the playlist including one or more audio files and one or more video files, wherein each of the one or more audio files and the one or more video files are separately playable,

where playing the first video file of the one or more video files includes playing on the mobile device an audio component and a video component of the first video file; and

playing a first audio file of the one or more audio files, where playing the audio file includes determining whether to display an image in a presentation mode or a plurality of images in a coverflow mode based on a detected orientation of the mobile device and whether the first video file was played prior to the first audio file.

15. The non-transitory computer readable medium encoded with the computer program of claim 14 , further operable to perform operations comprising:

playing the first audio file in the presentation mode when the mobile device has a portrait orientation.

16. The non-transitory computer readable medium encoded with the computer program of claim 15 , further operable to perform operations comprising:

playing the first audio file in a presentation mode with a landscape orientation when the first video file was played with a landscape orientation before the first audio file is played.

17. The non-transitory computer readable medium encoded with the computer program of claim 15 , further operable to perform operations comprising:

when the first video file is played after the first audio file is played, playing the first audio file in a presentation mode when the device is detected to have a portrait orientation or a coverflow mode when the device is detected to have a landscape orientation.

18. The non-transitory computer readable medium encoded with the computer program of claim 14 , where the one or more video files include at least one of a movie, a television show, a music video, or a video podcast.

19. The non-transitory computer readable medium encoded with the computer program of claim 14 , where the playlist is determined by a user of the mobile device.