The year is 2312, and you are the world's last human traffic cop. Can you do better than a robot? Prove it!
Instructions :
Click the stoplights to change their color. For each level, only a certain number of stoplights can be green at the same time.
Keep an eye on the cars' stress meters. If they get too high, you'll get a warning. Three warnings, and you've lost your job to the robots.
Special abilities increase with each level.