Earlier quoted context omitted.
NYC is a new set of challenges. As you already mentioned snow and ice is new. But also missing the high density of people and cars per square area. Behavior of drivers and pedestrians are different and much less polite. I can see it working in NYC but "just fine" is a bit of an over confidence... at least not for the first few years before they learn to deal with these issues that they don't face yet in LA and SF.
We do have narrow streets in LA with double parked cars, cars parked in the street only allowing one car through the middle at a time, and plenty of construction closures and obstacles. Why do so many NYC people think there’s comically no cars in LA or neighborhood streets? Also, I can assure you LA drivers are a tad bit more aggressive than NYC drivers (less honking and flicking off though, LA people are more a driv…
In LA, as long as you don't do anything obviously stupid and give plenty of room for people to see you coming, people will just chill and leave you be. Every now and then I will see someone do something unfathomably crazy though.
In NYC (NJ especially), this didn't work. I had to be actively psychologically manipulating other drivers in order to get even a simple lane change done. Make the other guy think he won by signaling earlier than normal so he'll gun it sooner and leave space behind him, or don't signal until I'm halfway into the lane already.