Yeah they didn't completely remove it, but they did a good job of hiding it by not making it an option to turn on in the GUI. Have to use a terminal command to enable it:
https://apple.stackexchange.com/a/337871
In general with a HiDPI screen I don't find any need for it. But on a low-res display like the typical 24" 1080P models it certainly helps.
In general with a HiDPI screen I don't find any need for it. But on a low-res display like the typical 24" 1080P models it certainly helps.