Sure! Go down Park Road. turn left, go up as far as the set of traffic lights and turn left. The place you are looking for is the second building on the right.
His face went from red to green faster than a set of traffic lights. And it didn't stop there. Within seconds it was the grayish white of old porridge. " P-P-Petunia! " he gasped.
It means that cities are looking for ways so that stoplights can now that there's an accident right there, communicate to your self-driving Uber car, that there's an accident there and that they need to go a different direction.