In fact, a lot of this use coming from United States K-12 schools, because anyone who's involved in a school scale back, the first thing that's cut is the music curriculum.
很多使用者都来自美国，涵盖从幼儿园到高中的所有阶段 因为任何参与过学校经费缩减的人都知道 学校做第一件事就是砍掉音乐课程