CLEAN : Mobile World Congress opens in Barcelona (2)

The video tutorial introduces a technology that visually expresses content in a room. It briefly touches on weather and interaction, then explains the functionality of devices used for digital signage, primarily in retail but applicable to various industries.

What happens to the devices when they spin really fast?

What is the primary use of the technology mentioned in the text?

Who are the primary clients for the technology described?

In what industries could the technology be used, according to the text?

What kind of content can be displayed using the technology?