According to this piece on Business 2.0 there’s a company in Seattle called Brain Fingerprinting Laboratories that claims "By hooking humans up to machines that measure cerebral activity,
the company believes it can determine whether specific information is
stored in a person’s memory. Now, Brain Fingerprinting believes it’s
found the ideal first business application: advertising. (Source Puget Sound Business Journal, full article here).

So the company plans on spinning off an ad agency based on it’s technology.  Now let me get this straight; after serving us misleading information, horrid jingles and banal copy that has sucked our brains dry now the advertisers want to read our withered and overwhelmed cerebra?  Good luck