What was stupid about the National Review explanation? They are just presenting a fact: the PDF creation process creates layers and visual artifacts similar to the ones that birthers point to as evidence of forgery.
Why would National Review defend the validity of the certificate if they didn't believe it was real? They clearly don't like Obama and want to get rid of him.
Yeah, right the National RINOview, mouthpiece of the GOP-e, wants to get rid of 0bama. LOL
You can divest yourself of your ignorance on Adobe Illustrator anytime you want to.