Subpixel font rendering was a cool hack back in the day, but it’s no match for high dpi monitors. Personally I could never get past the color fringing artefacts. Bill Hill himself talked about it as an interim measure to get people reading on screen.

Here he is talking about the original implementation of ClearType: https://channel9.msdn.com/Blogs/TheChannel9Team/Bill-Hill-Ho...

Joel Spolsky on the different sub pixel AA approaches taken by Apple and Microsoft:

https://www.joelonsoftware.com/2007/06/12/font-smoothing-ant...