Why isnt the cause just trends, music and fads changing? EDM and raves have had a big moment early 2010s then every thing kind of evolved, there must be new mus

Why isnt the cause just trends, music and fads changing? EDM and raves have had a big moment early 2010s then every thing kind of evolved, there must be new music for the new generation. Like why aren't we listening to guitar solos, or 80s metal bands or grunge anymore? No one killed it