Well, when was the last time you _wanted_ to read a ketchup bottle?When was the last time you read a ketchup bottle?
Well, I'm always scanning the list of ingredients and often the nutrition info, but what else of interest could I potentially find by following that QR code?
It'll be nothing but an ad, a stupid sweepstake, recipes (bake a ketchup cake - yummy!), or some other kind of marketing stunt.
It's exactly the kind of thing I try to avoid as much as possible!