 So Gabriel Zuckman, he proposes using what was the Pillar 2 solution to taxing multinational corporations as the kind of blueprint for imposing this wealth tax on individuals. But there's a big difference with that Pillar 2 solution to taxing multinationals, which is we have a pretty good understanding of what corporate income is, but we don't have a good understanding of what wealth is. Yeah. How do you calculate somebody's wealth is not as simple as it sounds.