Seems to happen a lot in the marketing and advertising of food products as well, especially candy, and specifically of the non-chocolate variety. Artificial fruit-flavored candy is my favorite, though it's always irked me how nearly all of them have something like this on the package:
Which is true, of course. But when it's loaded with sugar, does it matter? Are we fooled? Does this kind of misdirection work? Apples are also "a fat free food," but aren't advertised as such. Are they missing the boat?