A few years back I thought to myself if we can have auto dimming rearview mirrors why not glass that darkens on it's own depending on the amount of sunlight. Well here it is.
http://www.engadget.com/2010/05/15/auto-di...hen-driving-vi/ :grin:
http://www.engadget.com/2010/05/15/auto-di...hen-driving-vi/ :grin: