Airbus + Cathay working on Single Pilot during Cruise with A350

[Krapula]

Ok let’s jump forward some years and assume that this single pilot concept has finally found its way in the industry. I’m wondering about what the training background of the new captains would be once the pool of old style multi crew pilots dried out:
Flight school (maybe similar to nowadays MPL) ->…………….-> seat 0A on A350??