By

Errol Louis,

a columnist for New York Magazine

and the longtime host of “Inside City Hall” on Spectrum News NY1.

A smiling Mayor Mamdani was in full cheerful-salesman mode when he invited journalists to City Hall to discuss “Block by Block,” his administration’s 112-page housing plan, which he describes as “the most ambitious plan for affordable housing the city has ever seen.” Our sit-down took place shortly after a campaign-style rally in Brooklyn to announce the plan. But behind the cheers, slogans, and can-do pleasantries, the mayor is in for a fight.