Interactive billboard with giant light bulb lights up when someone walks by and promotes The Economist weekly newspaper.
![Lightbulb Billboard Lightbulb Billboard](https://qd.vc/wp-content/uploads/2023/01/lightbulfbillboard2.jpg)
The Economist Light Bulb Billboard
Interactive billboard with giant light bulb lights up when someone walks by and promotes The Economist weekly newspaper.
The Economist Light Bulb Billboard