Final answer:
The most significant innovation in luggage since the invention of wheels is smart luggage, which includes features such as GPS tracking, motorized wheels, and airport navigation assistance. These features improve convenience and efficiency for travelers.
Step-by-step explanation:
The most significant innovation in luggage since the invention of wheels is Smart luggage. Smart luggage refers to suitcases and bags that are equipped with technology such as GPS tracking, built-in scales, USB ports, and even motorized wheels. These innovations make traveling more convenient and efficient for users.
For example, GPS tracking allows travelers to locate their luggage in case it gets misplaced or lost during travel. Motorized suitcases can move autonomously, reducing the physical effort required to transport heavy luggage. Airport navigation assistance provides real-time directions and information to help travelers navigate airports more easily.
Overall, smart luggage combines technology and functionality to enhance the travel experience and address common challenges faced by travelers.