I should have been clearer, I used 70% of revenue because that is what Spotify gives to artists. Of course, software can do that as it scale infinitely, retail

I should have been clearer, I used 70% of revenue because that is what Spotify gives to artists. Of course, software can do that as it scale infinitely, retail cannot. I can't tell if 70% is generous or not -- many independent artists think it isn't.