It really isn’t hidden lol. But you will get countless LLM defenders online who claim you can eliminate the bias with prompting or other hacks which don’t address the underlying issue or do anything but patch a broken system. To fix LLM bias you need to systematically correct, and very few folks have bothered to try and design methods to systematically correct. In the case of Grok, it’s actually explicitly designed to reference Musk’s bigoted musings on subjects first before examining other information.