It’s more subtle because it depends what you consider to be the market. Windows was the dominant operating system of the PC platform. But the openness of the P

It’s more subtle because it depends what you consider to be the market. Windows was the dominant operating system of the PC platform. But the openness of the PC platform wasn’t a problem. On smartphone, you are bound by the hardware to keep the OS sold with it. So it could make sense to consider the « iPhone devices » market instead of the « smartphone » market (same for Android).