In addition to every component that has some kind of data bus you also have the fly by wire system which includes all of Airbus’ ‘laws’ for the different flight

In addition to every component that has some kind of data bus you also have the fly by wire system which includes all of Airbus’ ‘laws’ for the different flight envelopes. You also have modern navigation gear and the displays and interfaces that come with that. Just look at the cockpit and realize everything in there is software and it becomes clearer.