Even though Manifest V3 doesn't hinder Brave, we're concerned that Google is moving forward with a plan that hurts user choice and privacy.
It's just one of many ways that Google is harming the Open Web and putting its ad business above users. More here: 

Brave
Privacy And Competition Concerns with Google’s Privacy Sandbox | Brave
The UK CMA (along with other regulators and web activists) are largely evaluating Google’s Privacy Sandbox as an isolated, independent set of fea...