Agree on both. He makes the lefty corcuit a fair amount.

OP is referring to resource extraction and refining, more than assembly lines.

BYD might be a bad example as they rely heavily on treating their supply chain debt as an equity (funky accounting)

BYD is already facing scrutiny for running Evergrande like accounting, and a lot of political pressures from other Chinese manufacturers. The risk is that they collapse like Evergrande, and that they drag public debt into it. The CCP might prop them up, so it light be safe. A car is different from a book, because you need lifetime service for it. If they go under, you might lose access to parts.

Getting to deprecate legacy support… Yes please, let me get my eraser.

I find most tech debt resolution adds code though.