Xbox hints at 'selling back' games!

A reddit user posted an image about the latest Xbox survey aimed at customers asking if the idea of selling their digital games for a 10% of purchase price in store credit. This isn’t the first survey Microsoft hints at possible features that really came true.

Few months ago, Microsoft asked customers if it would be easier to them to pre-order Quantum Break along with Alan Wake included. As all of you know, if you pre-order the game, you get Alan Wake + DLC for backwards compatibility.
Would you like to see this feature on Xbox?