https://www.vox.com/food/23711010/fast-food-dining-delivery-automation
https://www.qsrmagazine.com/outside-insights/why-drone-delivery-win-quick-service-restaurants
https://www.qsrmagazine.com/exclusives/ai-robots-and-inventive-future-white-castle What would a totally run AI restaurant eventually be like?
https://www.qsrmagazine.com/reports/pizza-wars-next-chapter Some day, fast food could become 3D_printed. How safe would it be?
https://en.wikipedia.org/wiki/Replicator_(Star_Trek)#In_the_real_world
There could be quite a battle between natural food, processed food and AI printed food.
https://www.qsrmagazine.com/fast-food/even-after-record-sales-papa-johns-sees-plenty-upside-ahead
The trick will be to not have pizza tasting like cardboard.
https://memory-alpha.fandom.com/wiki/Replicator
https://en.wikipedia.org/wiki/Molecular_assembler#Grey_goo
https://en.wikipedia.org/wiki/Gray_goo#Risks_and_precautions