Because their eye tracking and HDR software are made with proprietary licenses they don’t want to pay to port over from PS5’s flavor of BSD to whatever OS you run on PC.
He is the Russian equivalent of a baby boomer mandating with the implied threat of death that his own government pay a single shitty local satellite set-top box distributor (let’s be real, it’s likely just cheap chinese hardware) to develop and spread Russian culture through video game media in less than three months (which is probably already developed and was waiting for more money to market and enter production).
Sounds like he is very in touch, because that is one of the ways how U.S. culture is spreading throughout the world currently.
In summary, the writer says the game indeed sucked and it was not caused by racist hate coming from random bloggers, whom by the way they never named. That dev can continue to go fuck itself into bankruptcy.