Back in the day before globalism, cities were messed up but they produced goods that the rest of the USA needed. Money flowed in and products flowed out. Now cities are money sucks and ghettos. We offshored wealth creation to the 3rd world now WE are the 3rd world. See how that works?
Pick a random auto manufacturing plant in the U.S. today … the Honda plant in Marysville (Ohio), for example. Then find a location in New York City or Chicago where anything close to that size could fit.