File this under a great idea. PepsiCo's (PEP) - Get Report Tostitos snack brand has unveiled a limited-edition "Party Safe" bag just in time for the Super Bowl on Feb. 5. As the name implies, the bag can tell when you've been drinking as it lights up bright red. If you haven't been drinking, the bag will light up green after blowing into a specific spot. Yes, this is a breathalyzer. The bag comes comes equipped with a sensor connected to a microcontroller designed to detect small amounts of alcohol on a person's breath.
The bag also uses near-field communication (NFC) technology, allowing people to tap the bag with their smartphone to call for a ride (notably with Uber).