The idea is like basically the it's fundamental to the issue at hand that the money is divorced from like the effect. Externality can be a positive or negative yeah um a negative extunality then. I was thinking more about this and again feedback that's critical of my opinion or says I'm wrong or ignorant or stupid then whatever doesn't bother me. What made the feedback painful for me was it was a very specific attack on it was a personal attack. It didn't make me feel better in a way so the negative feedback made me feel bad.