It's good enough when some terrible lazy web designer only tested on Chrome. It does nothing to protect against the future when Google decides they are sick of people trying to get around their Ad Block ban and change the license because no one has any real alternatives anymore.
Also blocking is not as good as intentionally poisoning with something like Ad Nauseum
No Chromium fork developer not called Microsoft have the resources to maintain a web browser engine.
But focus on the license overlooks a more important threat. Google made Web Environment Integrity so services could require approved devices, operating systems, and browsers. Resistance led Google to remove it from desktop for now. But they kept something like it in Android. And they will try again.
Also blocking is not as good as intentionally poisoning with something like Ad Nauseum