While localities and regions may be less important in terms of a specific shared sound or group of influences (although that’s still a possibility, too), I’d contend they remain essential as accumulations of a “critical mass” of resources and opportunities to collaborate.
Knowing the specifics about each media outlet in your area can help you to target your communications more effectively. And there’s no real reason one has to choose between traditional and social media; a comprehensive communications plan should include both.
Young people who want to compose or perform new music often don’t have a clear way to gain educational experience, but several organizations in Missouri are working to change that for local students.
I wonder if, rather than anticipating an end to genre designations, perhaps new music needs to cultivate a whole lot more of them, since much of the terminology currently in use is overly general at best, and vague or misleading at worst.