Matthew: Usually with my students, we just look broadly at the causes and understand what they are. And then I think it's a very important topic as we spoke about just how prevalent it is in the population. What I like about this topic as a teaching topic or even I like it because it's a teaching tool and strategy for complex reasoning. It makes total sense, but you need to understand how it all works to do that. The way you do that is basically a wet bed. Exactly. Put back back the total methods, counter drives and punch down layer. Now we're gonna care about Kills Server Application and starts.