> but turns out people don't like learning new skills as much as they claim. So its meaning differed from org to org and even within the same company.

Titles like these always mean something different from company to company.

Even “product manager” has had different meanings at my different employers, some times with major consequences for people who got hired into those roles expecting to do one type of work and then being evaluated on different expectations.

For DevOps, there were a lot of unrealistic expectations from everyone who saw the word and assumed they knew what it meant. I saw a lot of engineering leaders come up with completely different expectations for DevOps roles, but when the chaos arrived most of them reduced the DevOps people into the responsible-for-everything people, which just burned people out.