[eco]

Another negative is it can only update the filter rules with an extension update (which Google controls the speed of). As far as I know, it hasn't been a problem yet but the fact that YouTube ad blocking started requiring frequent filter list updates suggests Google will likely take advantage of this.

[sunaookami]

FYI Google recently introduced queue skipping when only the filter rules were updated. In theory, updates should then be available immediately: https://developer.chrome.com/docs/webstore/skip-review?hl=en

[raxxorraxor]

As long as Google wills it, but that isn't really something that improves my "security".

This is also about not getting sucked into an unwanted environment managed by Google.