This reminds me of a product in the news lately: http://www.berkilhan.com/smilemirror/ a mirror that only shows your face when you smile. It's a playful attempt to promote some of the benefits you describe in your article.
This reminds me of a product in the news lately: http://www.berkilhan.com/smilemirror/ a mirror that only shows your face when you smile. It's a playful attempt to promote some of the benefits you describe in your article.