Still no consumer level Linux-compatible 4k60 HDMI capture card 😔
Elgato has one but it's Windows only because there is no justice in the world.
If anyone knows of a Linux-compatible 4k60 HDMI capture card (ideally plugged into PCIe) I would thank you forever for pointing me at it :)
I just looked at Magewell's cards and while the PCIe port would have the bandwidth for 4k60, the cards themselves allegedly do not