I can somewhat see your point, but it is generally accepted that a wrong ARIA is worse than none, and LLM-assisted codebases, at least these days, only stick together thanks to testing, the more decent ones heavily emphasize in-depth human code reviews.
If our hypothetical developer hasn't used any accessibility-related tags before, what chance is there that those parts of the website will receive adequate testing?
If our hypothetical developer hasn't used any accessibility-related tags before, what chance is there that those parts of the website will receive adequate testing?