> Very few of the changes in even the most diverged of Chromium forks change anything significant about Blink, which is really what matters. The bulk of differences are tied up in the bits wrapping the engine.
That’s because they don’t need to because there’s nothing wrong with chromium. In the hypothetical situation where Google goes rogue and messes with chrome to the point that forking is required, this would be done differently.
Google going rogue isn't the only concern. It's also that in a Chromium-dominated world, there is no room for other parties' voices in shaping the web. Google gets what Google wants, regardless of whatever protests Mozilla, Apple, Microsoft, or any other organization might have.
That’s because they don’t need to because there’s nothing wrong with chromium. In the hypothetical situation where Google goes rogue and messes with chrome to the point that forking is required, this would be done differently.