If ever there was a piece of technology that couldn’t be suited more aptly to Nathan Barley, it’s this – the Pacemaker Pocket DJ MP3 player. Based on the notion that simply listening to your East-London grime on any old MP3 player in its original recording is just not good enough for ‘self-facilitating media nodes’ such as Barley, the 120-GB player features DJ mixing technology internally, where you can cross-fade, add effects plus a bunch of other spiffy pieces…