Hosting: I'm fairly sure many streaming solutions (HLS, MPEG-DASH?) work by having the client request chunks of content pre-rendered at specific bit rates. Ergo the actual chunks are static content.

IPFS does static content and Cloudflare does a free IPFS gateway.

https://blog.cloudflare.com/distributed-web-gateway/

https://github.com/ipfs/js-ipfs/blob/master/examples/browser...

Recoding seems like a candidate for distributed computing, and a way for fans to support creators.