A number of things, but most notably the ecosystem.
Outside of Microsoft and some other big developers, there is still surprisingly a ton of win32 crap out there. Also support for scaling on hi DPI screens is a hit and miss. Even some Adobe apps have problems with scaling.
Outside of Microsoft and some other big developers, there is still surprisingly a ton of win32 crap out there. Also support for scaling on hi DPI screens is a hit and miss. Even some Adobe apps have problems with scaling.