I think the blame should be less for not keeping the supply chain alive, and way more for being caught by surprise. The interval between needing/buying X and r

I think the blame should be less for not keeping the supply chain alive, and way more for being caught by surprise. The interval between needing/buying X and receiving X is critical to understand. Crucial electronic components for a piece of equipment designed in 1978 and last manufactured in 1987 are no longer manufactured, and replacing them will require a redesign and a requalification? Who could have understood that, besides anyone with a EE degree.