Smarter Every Day has a video demonstrating this technique[1] with the help of one of the researchers involved in this project. I was a little spooked at first,

Smarter Every Day has a video demonstrating this technique[1] with the help of one of the researchers involved in this project. I was a little spooked at first, but then I realized that there is no way to point a laser at any of my devices. [1]: https://www.youtube.com/watch?v=ozIKwGt38LQ https://www.youtube.com/watch?v=ozIKwGt38LQ