You didn't see the documentary on the McFlurry machine then... Here's a summary: https://www.wired.com/story/they-hacked-mcdonalds-ice-cream-makers-started-col

You didn't see the documentary on the McFlurry machine then... Here's a summary: https://www.wired.com/story/they-hacked-mcdonalds-ice-cream-makers-started-cold-war/ https://www.wired.com/story/they-hacked-mcdonalds-ice-cream-...