(I would suggest already in place)

https://www.wired.com/story/zuckerberg-wants-facebook-to-build-mind-reading-machine/

To the question “what’s wrong with helping us pedal a little faster?”  the esoteric science would answer: ‘Your impressions will fall only on the formatory parts of the body ‘machine”s centres.  You need to activate adequately your emotional centre for any benefit to you regarding your being.’

via https://futurism.com/facebook-brain-computer-interface-zuckerberg