A new app called Flare Scratch is apparently the first to use a new API that gives iPhone developers direct access to music files stored on an iPhone or iPod touch. Previously, apps have been able to play music in a user’s iPod library, but they haven’t been able to do anything more complex or interesting with the files. Pseudo-DJ apps like Flare Scratch will benefit, but the new API will also allow games like Audiosurf to generate tracks and/or levels based on songs’ waveforms, and also opens up more possibilities for music recommendation apps based on analysing tracks.
A new app called Flare Scratch is apparently the first to use a new
