Digital menu
Pros: You can change it at any time, no problem. You can let them order digital and the register automatically checks in the order.
Cons: can’t read shit on a smartphone.
Solution: Big tablet for each table. Now everybody can read it.
But you have to spend a lot more on tablets than you would 5 years printing new menus.
Open source means bx definition that the code is open the usage is open and anybody can use it.
This includes in theory the training material for the model.
But in common language open source means: i can download it and it runs on my machine. Ignoring legal shit.