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A Novel Approach to Youtube Ads
(9to5google.com)
This is a most excellent place for technology news and articles.
I believe they're referring to the upcoming Manifest V3 changes. My understanding is that currently uBlock uses the old Manifest V2 that they're ending support for once V3 gets pushed. I believe there is a V3 version of uBlock but because of the limitations in V3 it's not as effective at blocking ads.