[jpc0]

Yes all of that is purely code and not a mix of multiple disciplines.

That is also done entirely by software developers and not electrical engineers and biologists...

Most actually useful software is a combination of multiple disciplines and the actual software part never needed someone with a computer science degree but a degree in a related field which also covered software development.

It's not a skill issue, it's a matter of software isn't the thing solving the problem in any way, it is only accelerating what was already possible without it.

Regarding your AI in cancer diagnosis a d autonomous tractors, these and not places where software pushed costs down but rather went the opposition direction and is still not available to the masses but instead are available to the 1% who were doing just fine without it.