I will do this conversion on a 20-inch iMac only when I’m able to make it Retina. So whenever someone wants to manufacture a 20 inch, 3696-by-2310 display with P3 support, I’ll be first in line. https://www.theverge.com/2024/10/19/24274206/imac-g4-docklite-g4-external-monitor-display-hdmi-conversion-apple-silicon-mac