As others have suggested, you have a narrowly scoped view of the world and the use of McDonalds in it. While my city slicking McDonalds trips are usually not great, for many it’s actually very good.

Photographer and author Chris Arnade has written fairly extensively of his travels around the “forgotten” parts of America, which frequently lands him in McDonald’s stores that do serve as a community third-space, https://www.theguardian.com/business/2016/jun/08/mcdonalds-c...