My friend recently introduced me to Mathler.
It’s a game where you have to guess a math formula that’s equal to a given number, by giving both the digits (0-9) and operations on those numbers (+ - * /). You can even pick a difficulty depending on how good your math skills are.
Brain implants that steal your thought patterns, which then get fed into some artificial intelligence that can create the perfect ad for your to see, which then gets directed straight into your brain with the same implant so you’re pretty much forced to buy it. Maybe they can straight up alter your thoughts directly so you want to buy something, skipping the need for ads.
Oh wait… I’m probably just describing what Elon is up to in the long run.