Honestly it does look like a hill for me, particularly in the shots where the road is angled down and to the left with the truck rolling left (the video starts

Honestly it does look like a hill for me, particularly in the shots where the road is angled down and to the left with the truck rolling left (the video starts with such a shot). I know that's partially an optical illusion and doesn't represent the true slope but I do think it looks like a hill.