10. The nifty tricks they have to render your pages with shortcuts are very difficult to understand. Really difficult to understand -> I don't understand what

10. The nifty tricks they have to render your pages with shortcuts are very difficult to understand. Really difficult to understand -> I don't understand what you mean here. I tend to concur with your lack of understanding. Does he mean render_to_response? direct_to_template? I mean, jeez, their functionality is pretty much obvious in the naming.