Because then transit, services, restaurants, stores, dry-cleaners, gyms fail, and the taxbase collapses (every city has a different mix of commercial vs residen

Because then transit, services, restaurants, stores, dry-cleaners, gyms fail, and the taxbase collapses (every city has a different mix of commercial vs residential property tax vs sales-tax). DowntownRecovery.com project mapped this (using cellphone user data, at least) https://downtownrecovery.com/ https://downtownrecovery.com/ Prior discussion on HN: https://hn.algolia.com/?q=downtownrecovery https://hn.algolia.com/?q=downtownrecovery Prior discussions: https://hn.algolia.com/?q=downtownrecovery https://hn.algolia.com/?q=downtownrecovery