auひかり (au Hikari) is a high-speed optical internet service in Japan, and this super slick and clever ad uses light and lenses to power a Rube Goldberg. Super fun.
光インターネットサービス auひかり http://www.au.kddi.com/internet/?sid=we-so-yt-hikari001-20140715 Fiber Optic Internet auHikari (in Japan)