There's a really big gap between the $0.01/gb you are talking about being charged on droplets and the $0.10/gb that DigitalOcean is using on newer offerings like this and "App Platform".
The fact that somebody could put a caching proxy in front of the container registry -- on a droplet also hosted at DigitalOcean -- and have their bandwidth costs fall 10x for doing that does indeed provide further illustration of the absurdity of DigitalOcean's new approach to bandwidth pricing.
https://www.digitalocean.com/docs/container-registry/ - "In the future, each plan will have a bandwidth allowance and additional outbound data transfer (from the registry to the internet) will be $0.10/GiB."
The fact that somebody could put a caching proxy in front of the container registry -- on a droplet also hosted at DigitalOcean -- and have their bandwidth costs fall 10x for doing that does indeed provide further illustration of the absurdity of DigitalOcean's new approach to bandwidth pricing.