He’s not stupid. He is selling stupidity.
The useful idiots are the voters who vote for him and the taxpayers that stick around the metro NYC to get fleeced.
The thing is, Mamdani probably won’t do the things he claims he’ll do. He might actually turn out to be more pragmatic and win over a lot of his critics. And therein lies the real danger. He doesn’t come across to me as a dumb guy, he might actually be pretty shrewd.