>It's one thing to build a predictive model on your demographic, spending and location and income information in order to target and sell you advertisements, and quite another thing to build a model of your cognition itself by recording you

If Atlas is successful, there's no reason why Google won't try to mimic it. They already have Chrome and Gemini, all they'd have to do is put Gemini directly into Chrome, dedicate some TPUs to Gemini instances that are tied to Chrome, and boom, it's Atlas.