DisplayPort 2.1 has a serious issue with UHBR-certified cables — it could explain Nvidia sticking with DP 1.4 on RTX 40-series

DisplayPort 2.1 is the most powerful video connection standard on the planet, but it has several issues that are seriously affecting its adoption. Specifically, maximum cable length for DP80 certified cables is incredibly short right now. 

DisplayPort 2.1 is the most powerful video connection standard on the planet, but it has several issues that are seriously affecting its adoption. Specifically, maximum cable length for DP80 certified cables is incredibly short right now.