The Laser Circle Theater, how does it work

https://youtu.be/JpCk5Em7yVw 

 Or

    As a fountain

This play, I can transform it to a great fountain in a public or a private park.I have simply to replace the plastic sheets by parallel walls of falling waters. I can also make the laser play in red, green, then blue.

Here is the scheme:

Let's play with drones