Technologically it seems doable. Big enough order brings down the costs.
https://soldered.com/product/soldered-inkplate-5-5-2%e2%80%b...
Of course the real backup plan should be designed based on the actual needs, perhaps the whole system needs an "offline mode" switch. I assume they already run things locally, in case the big cable seeker machine arrives in the neighborhood.
Technologically it seems doable. Big enough order brings down the costs.
https://soldered.com/product/soldered-inkplate-5-5-2%e2%80%b...
Of course the real backup plan should be designed based on the actual needs, perhaps the whole system needs an "offline mode" switch. I assume they already run things locally, in case the big cable seeker machine arrives in the neighborhood.