https://www.theguardian.com/australia-news/2024/dec/23/brain-rot-2024-the-best-and-funniest-viral-moments-of-the-year

From holding space to a baby pygmy hippo, there’s much to be learned about the world through the memes and trends that dominated our social media feeds this year

“Brain rot” has been named Oxford’s word of the year, meaning “the supposed deterioration of a person’s mental or intellectual state, especially viewed as the result of overconsumption of material (now particularly online content) considered to be trivial or unchallenging”.