Survival Gadgets BUILT-IN GADGETS OF THE NEW GENERATION 4 years agoby Nitin Agarwal Written by Nitin Agarwal For copyright matters please contact us at: copymanager.mn@gmail.com BRAIN TIME ▻ https://goo.gl/tTWgH2 1. Avegant Glyph https://youtu.be/Gbz1MEZny4I … source