Nothing happened. Great game music is still being made. FTL [0] has an awesome soundtrack. As does RimWorld [1].

[0] https://www.youtube.com/watch?v=QBES0jOmbCs&list=OLAK5uy_noi...

[1] https://www.youtube.com/watch?v=uFzPW2mlg28&list=PLh4Eme5gAC...