Wow. Talk about no good deed going unpunished. You can totally see where they were coming from.
Unfortunately, you can also see why the ad completely avoided anyone actually using their product or even so much as touching it.
In case you missed that, the goddamn bag crinkles loud enough to permanently damage your hearing. That's a bag of chips as loud as a subway train. So, you know, probably not the best choice for sneaking treats into a movie theatre.