>That's the purpose of the entire field of marketing, But then you went on to describe advertising. Explain how the entire field of manufacturing is not to "c

>That's the purpose of the entire field of marketing, But then you went on to describe advertising. Explain how the entire field of manufacturing is not to "create things people don't need"? Can you think of any counter examples? What if someone markets or advertises this item? Like, https://www.epipen.com/ https://www.epipen.com/