That doesn't mean I'll be flying a kite in a thunderstorm, but it also doesn't mean that you should lock yourself in a bunker the moment the sky turns grey.
Most of the taboo around this is cultural, not retributive.
That there was no way to sue the company in that example is a demonstration that the employee lacked any right to break any taboo.
As such there are teeth anywhere that is at will for any request whether it is reasonable or not and whether it relates to a taboo the employee may be expected to have or not.
No funnier response to a post directly proving you wrong. L