A tweet of a screenshot is not that great an HN submission in general but there is a big ongoing discussion about Deepseek R1 at https://news.ycombinator.com/item?id=42768072 where you could add your comment to the many others discussing the various aspects of the model, including its limitations.
Not sure on this one, there is certainly a perceptible uptick of flagging on HN the last couple of days
That you are linking to the site formerly known as Twitter could play into it, considering the stories primarily being flagged revolve around the overlord