Comment Was already done for Colruyt shop in Brussels (Score 1) 323
CS students of VUB University of Brussels did this same thing some years ago for the shopping carts in the local Colruyt shop. AFAIK it was also released in the wild.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not "Eureka!" (I found it!) but "That's funny ..." -- Isaac Asimov
