I am convinced that with modern Machine Learning algorithms thrown into the pipeline it will only be a few short years before we are able to conjure up whatever type of music our context dictates. It's already happening.
It will be interesting to see how the RIAA respond to a new world where we can say
"Alexa, please play me some Led Zeppelin remixed with Rihanna in the style of Skrillex" (and you fill in the blanks)
Or even better after a one time analysis of you and your partners entire Spotify collections, just start making up new works perfectly in tune with the moment.
Really exciting times, and a stunning article.