Core Insights - The 11th Unidirectional Street Bookstore Literary Festival and the 20th anniversary celebration of Unidirectional Space took place in Beijing, attracting thousands of readers and cultural guests [1][3] Group 1: Event Overview - The theme of this year's literary festival was "If the Future Has Keywords: Answers from Twenty Years" [3] - Notable discussions included a dialogue between philosopher Chen Jiaying, poet Xichuan, and Xu Zhiyuan, along with personal reflections from various authors and podcast hosts [3] Group 2: Unidirectional Space Development - Unidirectional Space originated as a small shop near the Yuanmingyuan Park twenty years ago and has evolved into a cultural hub in the Jingxi Valley, offering diverse activities beyond traditional bookstore functions [5] - The Tangu area is developing a cultural and tourism industry centered around the Tangu business district, which was recognized as a 2024 Beijing Commercial Model Innovation Brand [5] - Upcoming attractions in Tangu include Mars Pet Supermarket, the first Mars Pet Hotel, and a natural history museum, enhancing the area's cultural tourism experience [5]