https://www.nytimes.com/interactive/2018/08/11/technology/youtube-fake-view-sellers.html
This is not about music, though musicians have been known to "buy fake YouTube likes." I have wondered how some very obscure or "narrow focus" Vlogs have attracted suspiciously large "Like" numbers, and it turns out that YouTube has a thorny problem on it's hands. Submitted for your approval, the "Fake YouTube Likes" merchants who "pump and dump" videos.