Just a quick last follow-up to this:

Meta recently introduced TRIBE v2 (https://aidemos.atmeta.com/tribev2/) — a foundation model trained to predict exactly how the human brain responds to almost any sight or sound. It draws on 500+ hours of fMRI recordings to create a digital twin of our neural activity (more info: https://metasinternalresearch.org/).

If you think today's algorithms are addictive, imagine what happens when they start engineering content based on direct neurobiological targeting.