请回答「Knock Knock 世界」NO. 251221

Group 1 - The article discusses the increasing pressure on students due to frequent exams and ranking systems, comparing it to the pressures faced by adults in the workplace [4][5] - It highlights recent tragic events, such as the shooting incidents in Brown University and Sydney, emphasizing the duality of human actions where both good and evil coexist [5][10] - The article touches on the rise of new food trends and the lifecycle of viral food items, indicating a cultural phenomenon in consumer behavior [12] Group 2 - The podcast "Knock Knock World" is introduced, aimed at engaging youth with global events and diverse thinking, with episodes released three times a week [15][16] - The podcast is available on various audio platforms, with a subscription model priced at 365 yuan per year, indicating a growing market for educational audio content [16][21]