[rumcajz]

Parsers are generally easy, I was thimking more about implementation stuff like: How can we pipe input from one protocol to another protocol on top of it? How to poll on a user-space protocol? How to integrate it with foreign event loops? If in user space, how to handle process termination if there's still data in tx queue? How to handle many different peers at once without having to create a separate thread for each of them? Et c.