YouTube users do not organize videos into channels. Channels are delivery mechanisms. Users organize them with Playlists, which is intuitive for the content.
I don't manage projects with a notes app. I don't create tracks with a notes app. I don't create channels with a notes app. I don't create playlists with a notes app.
It's pretty and functional; play to your strengths instead of trying to create new brand vernacular.
model it after something in the real world before you appropriate words from another paradigm