Why is this necessary if every layer of the onion is a trustable encrypted link?
Small typo: “observing predicatable changes“
I’m not sure what you expect HN readers to do about the typo. There is a comment section on the blog itself :)
High stakes (military / nation state scale): no
I've been writing a system like this in Erlang, intended to be short enough that you can take a picture of the source code and then type it in by hand in a reasonable amount of time, as a sort of protest against Chat Control. I'm not sure I'm going to release it-- after all, they haven't passed it yet, and there are all sorts of problems that this thing could needlessly accelerate, but I've started fiddling with it more intensively recently.
If you're trying to browse the web then you won't find many alternatives, but if you're looking to avoid the authorities doing some data exchange, you have options.