Am, i was not aware that amsis governed by a doll so interesting. Market makers tend to increase their spreads when volatility is high. Basicaly arey to spread the inventory over a larger level prices. If you don't need to make money on trades, o, people who elpye in unis ey don't need to makes money, right? They may prefer making money, but they don't need to. That's a key difference, i think. It's not a perfect there's no perfect solution. Not everyone can arb everything all the time. Some people have to just own things. And we will have to just try to compete, a, not really...