It's easy to say "we live in a Just-In-Time Economy", but it's things like this that really demonstrate the implications. The supply chain is set up to flow, so when demand drops or spikes up you get a flood or a shortage. If there's a flood, some companies will go out of business, leaving the survivors with a bigger slice of the pie. If there's a shortage, companies will respond, and some will over-react and build o…
Is there any way to model a supply chain as a control system? Like what you're describing is why PID controllers exist and they do a pretty good job of preventing failure conditions.
Like, who foresaw COVID? Who foresaw fidget spinners? etc. How do you plan for a central supply system when a news story about kids eating Tide pods drops the demand (increasing the supply) by 20% overnight?
The soviets essentially tried to do this with a communist style-command economy -- and it didn't work well. Maybe modern tech can do it better but it would have to be able to predict the social, political, and logistical challenges enough to outperform the alternatives.