Developers on Apple's platforms pour their careers and lives into building apps that predominately depend on Apple. This is a very large commitment, yet most developers tend to have a scant understanding of Apple's business model beyond the usual headlines about AppStore's 30% commission or supply chain rumors about the next product.<p>Given the significance of this investment by us developers, perhaps it makes sense for us to better understand the business of Apple, which we all depend on.<p>The question is: how?