Only the first one (dirty screen) is a real issue, but it is subtle and irrelevant to programming; the second one (checkerboard), as the post explains, is solved by toggling an option in settings.
> Driver issues
The post explains that it works perfectly with current NVidia drivers on Linux, and on Windows both AMD and NVidia on Windows have had driver support for HDMI 2.1 for years.
Only the first one (dirty screen) is a real issue, but it is subtle and irrelevant to programming; the second one (checkerboard), as the post explains, is solved by toggling an option in settings.
> Driver issues
The post explains that it works perfectly with current NVidia drivers on Linux, and on Windows both AMD and NVidia on Windows have had driver support for HDMI 2.1 for years.