You shouldn't annoy other drivers.
Jon needs to get to the rightmost lane, but there are cars in it.
Jon wants to switch lanes.
Jon slows down and waits for the cars in the right lane to drive past.
Jon quickly cuts off the driver on his right despite them honking.
The drivers in the right lane respect that Jon didn't cut them off.
The drivers in the right lane feels angry and wants to overtake Jon right back.