If it makes you feel any better, one of Arrowhead’s community managers specifically said to take the anger to steam. It makes it very public that people are unhappy, and it’s more likely to get Sony to change the policy. So the devs are aware of why this is happening, and it appears that to an extent at least, support the negative reviews
A major issue with keeping those studios alive, is that Microsoft retained all of their IP. So you can hire the developers, but everything starts from scratch.