This is definitely worthy of concern. There's an infamous case where an AI was trained to detect cancer from imaging but all the positive examples included a r

This is definitely worthy of concern. There's an infamous case where an AI was trained to detect cancer from imaging but all the positive examples included a ruler (to measure the tumor) so it turned out it just was good at detecting rulers. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9674813/#:~:text=Specifically%2C%20a%20study%20showed%20that,than%20benign%20lesions%20%5B36%5D https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9674813/#:~:tex....