100% just because they control their hardware. Not a design thing, mostly. Linux is like living in the engine room - fantastic if you love engines. Windows is

100% just because they control their hardware. Not a design thing, mostly. Linux is like living in the engine room - fantastic if you love engines. Windows is like a mirror house where someone tried to renovate but left all the mirrors in, Mac is a pretty jail cell. The former two have their quirks, but are livable, the later only if you like prison cells... I don't think many people will enjoy ads in their prison cells, though.