Not many companies explicitly prepare for the scenario where every single data storage unit in the company is effectively wiped and you have to redeploy from zero. If you never bootstrap from zero (nor simulate this) then your systems probably have cycles in their deployment dependencies. Your config pusher is deployed from Jenkins/Puppet/Ansible but 2 years ago someone made Jenkins dependent on the config pusher for…
Construction industry have products with typical lifetime of 50+, in some cases multiple hundreds. Computing and digitalization are hot topic now and for the past several decades with various buzzwords (probably 'digital twins' is the newest one) however when I am unable to open construction design files made in the beginning of my career less than 30 years ago due to obsolescence for various reasons then all those efforts seem for nothing eventually beyond immediate needs. Good old outdated 2D drawings seen as unfeasible practice might save the day in the future (... perhaps, assuming that current pdf files could still be opened some decades down the line, as that is a common 'digital paper' approach nowadays, actual physical world paper are used less and less).