Spotify their favourite artists, as well as music, review, and concert recommendations based on listening history. Users can add all tracks to a "Collection" section of the app, rather than adding to a specific playlist. The features were announced by CEO Daniel Ek at a press conference, with Ek stating that a common user complaint about the service was that "Spotify is great when you know what music you want to listen to, but not when you don't", adding that "20,000" new songs got added to the service on a daily basis. "You're fighting with 20 million songs on Spotify", Ek
Criticism of Spotify an apology on the Spotify blog by Ek, in which he wrote that "We should have done a better job in communicating what these policies mean and how any information you choose to share will – and will not – be used", along with details on what features the permissions would enable. An updated privacy policy, with "clearer language" focused on helping users, rather than lawyers, understand its contents, was rolled out in September 2015. In August 2015, "Billboard" reported that Spotify was among the streaming services influenced by "pay for play", in which labels pay for songs to be