: Some local buy-and-sell groups use "490k" in post titles to list prices for cars or services (e.g., "490k Txt or call...").
: A "SET 490k TXT" refers to a bundle of albums or photobooks for the K-pop group Tomorrow X Together (TXT) .
: Users often download these lists to cross-reference leaked information using tools like GrepWin or EmEditor . 2. K-Pop Merchandise (E-commerce)