Apple CEO Tim Cook has dropped some very rough figures for new streaming service Apple Music, and its radio station Beats 1 - with millions said to be using both already.

Speaking in the financial results conference call last night (Tuesday, July 21), Cook said: "Millions and millions of customers are already experiencing the new service, using the three-month trial service, and the numbers are growing substantially every day.

"Over 15,000 artists have signed up to post on Connect, where ...