 But to understand the metallurgy and the refinement and the supply chain behind and all these other things. These are the things that you're studying and know about and trying to take an effective ramifications behind what you and your folks, you and Dan talk about and tell us is important. So I want to tell people that there's so much more than say, Oh, I just show here and flap my gums. There's a lot of study and expertise behind these words.