Earlier quoted context omitted.
> I attended a hackathon with a number of Amazon employees, and one of my distinct memories was a Principal Engineer who didn't even know what "publicly traded" meant and was sure that Bezos owned 100% of the company. It's not clear to me why that knowledge would be especially useful to a principle engineer at Amazon. I think it's a generally good thing to know, and difficult to avoid picking up. But clearly someone…
What would you think of a government employee who didn't know the US was a democracy?
If you want me to be - offended? shocked? contemptuous? - of what someone doesn't know, please tell me why it's so important for them to know it. Not just why it could potentially be useful for someone in their role. Why it's so important for anyone in this role, that this particular thing gets singled out, suggests in lieu of all other data that they're incompetent.
I'm an engineer at a publicly traded company. (Or so I assume. I could be mistaken.) I can think of dozens of things I don't know that would be useful for me to know. I do know what a publicly traded company is, but this knowledge is not useful for me in my role.