What The HELL is Going on With PC GAME PORTS?

PC versions of many games often are released in a sub-par or borderline broken state. Why does this seem to happen so often? Let's discuss.
Subscribe for more: https://www.youtube.com/gameranxTV?sub_confirmation=1

Credit:
https://www.reddit.com/r/hardware/comments/grixjr/why_ram_and_vram_are_not_unified_on_computers/

https://developer.nvidia.com/pc-gpu-performance-hot-spots