This podcast episode explores the recent phenomenon of people moving back to big cities, such as Beijing, after leaving during the pandemic. The speakers discuss the reasons behind the initial exodus from big cities, including pandemic-related restrictions and the rise of remote work. They also examine the factors influencing people's decision to return to big cities, such as the realization that they still offer the best opportunities for work and career growth. The episode also delves into the challenges faced by smaller cities in attracting top talent, the importance of transportation infrastructure in economic development, and the impact of the COVID-19 pandemic on work patterns. Additionally, the podcast discusses the rise of rage reviews and the psychology behind negative online reviews.