Rise of holograms, deepfakes, so more ongoing fame for existing artists. Decline of labels, consolidation of the remaining power/profit in that business to fewer and fewer people.
The “official industry figures” will show that the music business is growing, but these numbers will be highly misleading. A huge portion of “music profits” will actually go to tech companies (Apple, Google, etc.), who have no interest in reinvesting this cash into the music ecosystem. For example, Spotify will take the cash flow generated by music and use it to acquire rights to podcasts, etc.—and, in general, the music culture will be starved of funds because it now must pay the bills for other businesses