This is either going to be fairly straightforward And we'll get through it or this is going to take a very long time. This is volume two of the physics chemistry and biology Segment of the great mental models by Rianon Rianon Bobian I'm sure I'm butchering that horribly and Shane Parrish. So Here we are awesome have fun with accounting careful, I guess Anyway, so it's don't be too nice. It's kind of an interesting action item results I haven't really had one kind of like that that I can recall so I don't know. We'll see I'll keep up with it.