I was inclined to say that you need the right niche with the right culture. See game streaming with it small but frequent donations. But with enough momentum yo

I was inclined to say that you need the right niche with the right culture. See game streaming with it small but frequent donations. But with enough momentum your apparently can create such a culture in quite some topic areas, like classical trained violin playing: https://www.youtube.com/user/twosetviolin https://www.youtube.com/user/twosetviolin. Interesting!