Here are the biggest threats to music streaming services, as outlined in Deezer's IPO filing

French music streaming service Deezer has outlined its plans to go public in Paris, and its IPO filing gives a fascinating look at the way the music streaming service works.

As well as user numbers and revenue, the document also indicates the risks that the business may face in the future. Deezer talks in-depth about rival music streaming services such as Apple Music and Spotify, and also about the difficulties of negotiating with record labels to bring music to its platform.

Here are some of the most interesting sections of Deezer's IPO filing: