There has been "fractional scaling" support in the way macOS does it forever: if you wanna scale at 1.8x, let the application draw at 2x, then make the composit

There has been "fractional scaling" support in the way macOS does it forever: if you wanna scale at 1.8x, let the application draw at 2x, then make the compositor downscale everything. So it's not like it hasn't been possible before, it's just more efficient now I suppose?