Speculation around the specifics of Apple's upcoming streaming service is mounting, with fresh rumours suggesting Nine Inch Nails frontman Trent Reznor (pictured) is designing the music app, with Zane Lowe playing a big role in reconfiguring iTunes Radio.

Reznor was brought over when Apple bought Beats Music, of which he was chief creative officer, in June last year. The artist is now said to be tasked with overhauling the iPhone music app to include its new streaming ...