This always happens when a scene/subculture hits the mainstream. You could madlibs this article and get a description of every musical genre. It's sad to see what you were so passionate about appear in a diluted form, and external perception be distorted by this new image. But there always remains an underground where true innovation and passion thrives.
This isn't music, or anything like it. The article touches on the Millenials' refusal to learn anything below their chosen layer of abstraction to be a systemic risk to anything they build. It's more akin to every bridge engineer not bothering with materials science or integral calculus because they know how to throw a bunch of trusses together than it is akin to every hipster on the planet learning to play Stairway…
Refusal to learn is no great virtue, but that one is specialized in their knowledge is no great vice either; the world is large and no one can wrap their arms around the whole thing. You grab a piece and trust your neighbors will help you out with theirs.