Too many of the identity and data problems are network effect problems, and ad revenue is the best business model that has been discovered for tackling those problems. The business model is incompatible with openness and user sovereignty: the dollars go to the platforms with the most users, and the other platforms die.

We can't get the Mozilla we want until they discover a network effect business model that's actually compatible with empowered users. Until each user gets to steer every advertising dollar on the internet where they want them to be spent, there's plenty of room for innovation.