This system might introduce unfair trade practice. For example, the US can introduce very high shipping rates on Chinese imports instead of imposing tariffs “tax” on them, and China cannot retaliate on the same level because there aren’t many US imports in China besides liquors and pork.
So Boeing required extra fee to install a safety feature that will tell the pilot if the pitch sensor has malfunction ?? Its like charging extra money to have airbag or seatbelt in your car !!