Here's an example where ref returns make a big impact: https://github.com/prasannavl/WinApi https://github.com/prasannavl/WinApi The performance of this inter

Here's an example where ref returns make a big impact: https://github.com/prasannavl/WinApi https://github.com/prasannavl/WinApi The performance of this interop layer is so close to native it's difficult to argue for doing things the much more painful way.