[danielbln]

There was an incident just last November where the flight systems put a A320 into a nose dive towards the ground and the pilots had to restart the board systems in order to pull the machine up.

[q2]

My understanding is, the more hardware/software reliability,durability increases, the less may be the need for humans to intervene.

If we look outside, technological trends and intents of organizational leaders are in the direction of more automation and lesser human dependence.