I had a short rummage around on Airbus's site. There was no real explanation as to why they were doing computer vision taxy, take-off and landing. However if you haven't already seen this, it will be informative:
https://www.cleansky.eu/european-avi...enger-aircraft
To quote:
The consensus at Airbus is that single pilot operations will be a necessary and inevitable 'game changer' to face next generation aircraft challenges: