speaking as a native new yorker, I can tell you what happened.
the yute on his bike was probably working as some kind of deliverer app thing, growing up around ny
no one teaches you basic driving courtesy and law, the kid believes that him driving into the back of the car-is the drivers fault!
he doesn't know what brake lights are or the dangers of tailgating.
the yute probably thought that the driver did it on purpose or was not paying attention.
they're lucky they didn't get run down, there is a video of a chinese guy running over motorcyclist out of fear, he totally got away with it.
I would love to go back for a spell, I know my way around really good and now know how to drive and could make money pretty easily sitting in a pickup truck and letting the clients load/unload.
however I know all to well how dangerous it is and will become