>in passing lane on 2 lane highway
>120 km/h on cruise control
>move into slow lane after passing, no one in sight
>car that was behind me in the passing lane begins passing me
>still passing
>car beside me is going like 121 km/h
>come up to car going 90 km/h in slow lane
>still being passed
>car beside me looks like it's going 120.0000000001 km/h
>I tap the brake because I'm still being passed and I can't move over
>I love over and speed back up to 120
>car that was taking forever passing me is now going at least 130 km/h