I agree that the technology behind it [1] is quite interesting. However, the linked article talks about a specific application which I find not that novel. [1]

I agree that the technology behind it [1] is quite interesting. However, the linked article talks about a specific application which I find not that novel. [1] http://lightblueoptics.com/technology/holographic-laser-projection/ http://lightblueoptics.com/technology/holographic-laser-proj...