the tricky part with systems like these isn't to find and fix the worst things that people can come up with on 4chan because they're by definition obvious. The much trickier part is finding the little problems that way more people run into and that most people might not even immediately recognize or report.
And that is a very complicated science in particular with something that can be as fuzzy and intransparent as generative AI.
This has been going on since long before[1] the recent AI craze.
IMNSHO it seems Google just cannot miss an opportunity to mess up the basics in the quest for amazing and then fail at amazing or cancel it just as they are about to achieve it. And, ironically this has transformed their search engine from unbeatable leader in its field to something much closer to what it replaced.
And that is a very complicated science in particular with something that can be as fuzzy and intransparent as generative AI.