Spotify discovers two million users blocked ads for free

Spotify has revealed that around two million users had been accessing the streaming-music service for free using unauthorized apps that blocked ads as it prepares to go public next month. 
In its F-1 filing with the Securities and Exchange Commission (EC) on 23 March, Spotify wrote: "On March 21, 2018, we detected instances of approximately two million users as of December 31, 2017, who have been suppressing advertisements without payment.”
The incident forced Spotify to red