Movie demonstration: http://www.ted.com/talks/lang/eng/josh_silver_demos_adjustable_liquid_filled_eyeglasses.html
Text Article: http://www.scientificamerican.com/article.cfm?id=adjustable-eyeglasses-poor
"...cracking down on counterfeiting of such goods as watches and pharmaceuticals..."
Does that mean I will stop receiving spam messages for an awesome replica Rolex that will make my penis larger? I mean, it came from a guy called Norman Ledbetter. It just has to be legit.
Link to Original Source