Well, shortening the time by a factor of 20 makes it a minute and a half of ligh...

pdonis on Dec 7, 2012 | parent | context | favorite | on: Gravity Light - Alternative form of lighting to re...

Well, shortening the time by a factor of 20 makes it a minute and a half of light equivalent to a 40 W incandescent bulb. So maybe this is really a combination light and exercise machine? :-)