As a non-New Yorker, I don't see why anyone would vote for either Cuomo or Adams. They're both tainted. And as far as I know, neither is very well-liked.
Bloomberg should step in and offer to advise and support Mamdani. If both were absolutely honest about it, it just might work. One thing's for sure, Mamdani's enthusiastic supporters will be very angry if he gets the shaft.