What are some defining examples of how what is popular online increasingly shapes what ends up on store shelves?

Why does a narcissist act like they have every right to be angry and take their aggression out on you, even when they’re the ones who crossed your boundaries? Yet when you show even the slightest bit of anger, they act like you’re crazy?
How should countries transition from fossil fuels to renewable energy in a way that supports workers and communities reliant on the fossil fuel industry?
Do you think that the idea of interacting with apps will become less important as more tasks are handled via AI?