The firm's network president Tim Shaaff told the crowd that the service now operates in 13 territories, on a gorwing list of products includingnon-Sony Android handsets, with iOs devices to come on board soon.

Shaaff predicts that Sony will have tempted consumers to purchase 300 million more connected devices in the next three years, according to Music Ally - adding to the 90 million registered PlayStation Network accounts it has around the world.

"[Music Unlimited] is a big bet that ...