Fact is, it's extremely unlikely a business is going to fire you for pushing back on something you can demonstrate is ridiculous. And engineers should be financially prepared to leave or be fired by employers being unreasonable with their requirements.
Everyone should be financially prepared for this, but this doesn't help the swats of people, including devs in less-favorable places and juniors who are stuck in an unfavorable market.
The biggest problem remains enough people being willing to put up with these insane demands that the requirements continue to get bigger. I haven't seen much fighting back until the "great resignation", and even that I'd consider mild.
This is a hugely important thing to learn.
Fact is, it's extremely unlikely a business is going to fire you for pushing back on something you can demonstrate is ridiculous. And engineers should be financially prepared to leave or be fired by employers being unreasonable with their requirements.