[https://www.nytimes.com/interactive/2021/07/07/upshot/downtown-office-vulnerable-even-before-covid.html?action=click&module=Top%20Stories&pgtype=Homepage](https://www.nytimes.com/interactive/2021/07/07/upshot/downtown-office-vulnerable-even-before-covid.html?action=click&module=Top%20Stories&pgtype=Homepage) >"With the future of office work deeply uncertain, the debate has sharpened about what downtowns should be."