There were a bunch of questions last week on twitter about why exactly the iPhone 14 Pro needed a new hardware "display engine" to do antialiasing for the cutout. The answer (from The Verge's review) seems to be that it's doing subpixel AA, which, IIRC, iOS does not otherwise do.

hard to take your article seriously if it starts with:

"The U.S. Supreme Court held oral arguments on Tuesday to suss out"