Transparent screens are the future, judging by the intention of Samsung to start mass production of Smart Windows, however, was very interesting to see the application in smaller devices such as smartphones.
In this vein, Shaocheng Huang & Yuyin Huang created the Brick, a concept smartphone with a large transparent screen, which theoretically could give another meaning to multitasking.
For example, consider that you can take pictures when viewing a web page or a video, automatic translation, text zooming, etc.!