GitHub is not profitable. .net core is not vaporware. It's out and just shipped 2.1. The non-core one is not open source as it is very tied to Windows and they

GitHub is not profitable. .net core is not vaporware. It's out and just shipped 2.1. The non-core one is not open source as it is very tied to Windows and they want the future effort to be the cross platform .net core.