This week marks internet radio service Pandora's 10th anniversary, and to celebrate the milestone the company will be offering its services advertisement-free for the whole day today (Wednesday 9, September).

The promotion is available to US users only and is being billed as Listener Love Wednesday - to say thank you to its users for their support over the last decade.

Billboard has calculated that the ad-free day is going to cost the company close to $2.7m, based on Q3 ...