Why are cars suddenly in such a hurry when they see someone riding a bike?

On my commute, I have to make a left turn with an angle of <90° - it's a sharp-ass turn and since I ride in the winter I make sure to make it nice and slowly (not unreasonably so). In the past week, the cars behind me haveDriven on the sidewalk to go around meUsed their horn for 10+ seconds straighttried to pass me ON THE LEFT AS I TURNED LEFT.For context, the time for me to do this on my bike is exactly the same as it takes me in my car.rant over via /r/motorcycles https://www.reddit.com/r/motorcycles/comments/eakszj/why_are_cars_suddenly_in_such_a_hurry_when_they/?utm_source=ifttt