Mozilla advertised Firefox Focus to block tracking and ads before. And it blocks some ads.[1] It is not possible to block tracking effectively without blocking

Mozilla advertised Firefox Focus to block tracking and ads before. And it blocks some ads.[1] It is not possible to block tracking effectively without blocking some ads at least. They could have stopped to advertise ad blocking because people who wanted ad blocking wanted better. [1] https://news.ycombinator.com/item?id=48557156 https://news.ycombinator.com/item?id=48557156