“No, no, no,” de Blasio said. “What did I learn? Don’t do that. That’s what I learned. There’s this truism: Don’t fight yesterday’s war. This is not March 2020. We’re one of the most highly vaccinated places in the United States of America. As of this week, 90% of adults in the city have had at least one dose. We’ve got 1.5 million people with boosters already. We need to get a lot more, of course, but you know we are in such a better situation than much of the country, but the key is more and more and more vaccinations.”