TNG Change of Management | Update 25, page-34

An observation :
Over the past 30 odd years working on many different projects, across many different industries, in many different capacities, if there is one truth I've seen played out a number of times, it is that no-one is indispensable.
The more I think about this, the more it appears that there is a not insignificant component of this making up the BAU argument.

“You cannot have a company dependent on one or two people, and if you do, there has been some bad management around the talent in the past.”
https://www.smartcompany.com.au/people-human-resources/leadership/how-leaders-can-come-to-rely-too-heavily-on-one-person/

"If your business value is built around you, then you don't have a business, you have a job!"
https://succession.plus/blog/why-your-business-value-doesnt-depend-on-owner/

"Key-person risk arises when your business relies too heavily on one or a small handful of individuals"

https://www.themanufacturer.com/articles/key-person-risk-could-the-loss-of-one-person-sink-your-business/