Dart Communication

http://themindunleashed.com/2017/02/sony-patented-contact-lens-blink-powered-records-video.html

Sony has patented a contact lens that is blink powered and records video Unlike other forms of contacts and glasses that created an augmented reality or hook you up to the internet, Sony's new patent is on a simple set of contacts that can record video. The recording is turned on and off with the user's blink and sensors can detect if it was an intentional or unintention...

https://youtu.be/idjvVZD6ytU

il radon, che cos'e' ? explainer video on the issue of Radon gas