With the current music industry, it is very difficult for artists to collect, their fair share, of their royalties. With OPUS, musicians, can get close to the 100% of revenue, coming from their work. With centralized music platforms, you have to follow the current trend, to manage to publish your music. With OPUS, you can publish your music freely, and find your audience, The ethereum blockchain is used, and all tracks are stored on an Interplanetary File System, so storage costs, are drastically reduced. To support, an artist, you just have to download the app, and there you go.