Regardless of the first or second level, good stuff, especially news trading, is bought in the last second. Otherwise, how can Vida make money? Especially after a wave of growth, when others have chips and cost advantages, the courage to continue betting depends on long-term accumulated experience, perception, and execution. And sometimes, no matter how high the certainty is, there is still the possibility of losing money. To be honest, I am really confused about the point of Black Sun. Shouting is a favor, not shouting is a duty.