tl;dr:Actix-web - a Rust web framework - is no longer maintained as the author quit. Steve explains the confluence of external pressure and mismanagement for this to be the outcome.
tl;dr:Licensing agreements define both open source and free software, but doesn't capture the essence of why software should be free. Licenses care about distribution and consumption but not production, which is what developers care about. Two potential models are outlined as possible evolutions.