Subscriptions for iTunes by the end of the year?

According to Electronlibre.info, Apple is negotiating with the major music producers the possibility of proposing subscriptions for music downloads, such as other music download sites, but going even further.
The music thus acquired would be it without DRM and could thus be preserved definitively. If such an economic model were really set up, it would be need some limitation, probably on the monthly downloaded volume of music.
One could almost draw a proverb from it. Try chasing the global license out of the door, and it will return in through the window…