<http://schema.org/description>
"One of the things that helped cement iOS as THE mobile platform for music making was the addition of Core MIDI, a framework that allows apps to be \u2018played\u2019 by keyboards or other ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apple/2011/10/13/irig-midi-turns-your-ios-device-into-a-serious-music-making-machine/>