Apple has done a U-turn and will now pay rights-holders for streaming during customers' free trial period of Apple Music.

The decision comes after growing criticism from indie labels around the world and, apparently, Taylor Swift's decision to withhold her latest album, 1989, from the service.

The artist followed up with a frank letter to Apple saying, "Three months is a long time to go unpaid, and it is unfair to ask anyone to work for nothing.

"But I say ...