Font hinting is still used, as the native resolution of most TTFs is 2048 upem so even at 72pt you’d need a 2048 dpi display to perfectly render a glyph. You’r

Font hinting is still used, as the native resolution of most TTFs is 2048 upem so even at 72pt you’d need a 2048 dpi display to perfectly render a glyph. You’re right that sub-pixel (color) antialiasing has been removed from macOS but regular grayscale antialiasing, and hinting, remain.