Your examples are people "being helpful" by "figuring it out for you" when they don't understand all the specifics. Yes, that's an annoying problem any specialist deals with.
The article is about something that should have had clarity in a contract. It's the kind if situation that should involve lawyers.
"...yes, we do have a lawyer and we are currently following the advice of our lawyer in everything we are doing. We can challenge the contract but legal fees could run over $30,000 and take years."
Which kind of sounds like they might have hired a lawyer after the fact in an attempt to 'fix' the situation.
Oh, this definitely happens but then I just explain how things work and what it means. But it also happens a lot with people who should know better than that (with the job title and all).