I have been toying with the idea of various types of videos, including intermediate level painting videos, video game retrospectives, and some personal worldbuilding project videos. I don’t want to feed the YouTube machine, but also don’t want unsustainable expenses. I’ve looked at a few of the various not-YouTube alternatives but it is difficult for me to get a good read on that landscape.
If you go the S3 route, look into compatible alternatives. Cloudflare’s S3 compatible service is much cheaper, for instance.