One thing that could really “level-up” the experience of being a pedestrian would be if cars had some kind of feature that could indicate whether or not they were going to turn in a particular direction.

Commentary:
"Imagine a world where a car's turn signal actually works, and pedestrians don't have to play a dangerous game of 'Guess which way this giant metal box is going next?' Talk about a pedestrian-friendly upgrade! Now if only we could get the drivers to use that magical blinky light consistently… "