https://www.youtube.com/watch?v=jexn-oQ8ODg 本スクリプトの動画はこちらからどうぞ 2020/05/06 Stanford Graduate School of Business John Graham, MBA ’87 The challenges with music as a business is that nobody knows what good music actually is unless they hear something that they just like. ビジネスとして音楽活動をする上で、困難なことと言えば、「良い音…
www.slideshare.net