Most long-life assets hold something that ages far faster than they do, and the trouble starts when the two are bought as if they were one thing.
Take a control room, the kind that sits behind a utility or a transport network. The room itself is built to last. Its power and cooling, the floor loading, the sightlines to the video wall, the cabling in the risers, all of it is specified for decades and expensive to touch once it is in. The equipment inside changes far faster. Screens, servers, software, the integrations out to the field, these turn over every few years, and each turn can change what the room is being asked to hold.
Treat the fast part and the slow part as one purchase and the room gets built around whatever equipment happened to exist on the day it was specified. Power and cooling sized for that day's kit, cable routes drawn for the topology that was current at the time. It works well on opening day. Then the first equipment refresh arrives and meets a room that cannot take it without breaking concrete. The asset has not failed in any way an inspector would record. It has only lost the ability to do the newer version of its job, which for the operator amounts to the same thing at a higher cost.
The property worth paying for is the capacity to change what is inside without rebuilding the outside. In practice that means real headroom on power and cooling, cable containment sized well beyond the first fit-out, and floor space left deliberately empty for equipment that does not exist yet. None of it shows in a demonstration, and all of it decides whether the asset is still doing useful work in year 12.
It gets missed because the slow part and the fast part are bought by different people to different measures. The building is judged on cost and programme at handover. The equipment is judged on whether it works now. Almost no one is asked to price the room's ability to host the third generation of equipment it has not met yet. So adaptability, the one property that decides whether a long-life asset keeps earning its keep, falls between two procurements and is bought by neither.
An asset stops being worth its footprint long before it stops standing up. What keeps it worth the footprint is how many times you can change your mind inside it.