Lmao I'll really have to think! I don't have any on my mind right now. The IQ curve is one them. https://image.nostr.build/bdd40eafe3647fe7bb3974bf4fb95372962ab9c30ed8ffd73e8104613e57c6ee.jpg https://image.nostr.build/bdd40eafe3647fe7bb3974bf4fb95372962ab9c30ed8ffd73e8104613e57c6ee.jpg