once someone scans a QR code a tiny drone lifts off the in kitchen, finds the person who scanned the QR code and beams the menu into their ears using directiona

once someone scans a QR code a tiny drone lifts off the in kitchen, finds the person who scanned the QR code and beams the menu into their ears using directional audio so only they can hear it. once a certain discomfort level is reached the drone can pick up on this via its sensors and signal a waiter that the client is ready for the next phase of their customer journey