> countered by the economic boon of the grocery stores and other places that are open where people actually live
While I think it's true that a lot of businesses have shifted to being more neighborhood-local and not relying on "business hours" to be sustainable, the reality for most suburban economies are that shopping centers and chain megastores basically absorb all the business. Places like Target, Whole Foods, Walmart are the ones that are primarily benefiting from this overnight migration outside of city centers. But that's been going on for a long time, COVID just accelerated it.