http://www.dailymail.co.uk/sciencetech/article-1210538/Pictured-The-incredible-light-graffiti-created-host-light-sources-shine-straight-camera-lens.html
http://www.dailymail.co.uk/sciencetech/article-1210538/Pictured-The-incredible-light-graffiti-created-host-light-sources-shine-straight-camera-lens.html