Group 1 - The article discusses the evolution of social relationships in the context of internet and social media, highlighting how platforms like WeChat and Facebook have transformed interactions from deep connections to superficial ones [1][10][31] - It emphasizes the concept of "likes" as a fundamental interaction in social media, which often leads to shallow relationships known as "点赞之交" (likes acquaintances) [15][17][18] - The article points out that while weak ties can provide valuable information and opportunities, the focus on maintaining these weak relationships can detract from deeper, more meaningful connections [25][26][29] Group 2 - The role of algorithms in shaping social interactions is discussed, noting that they often define relationships based on quantitative measures rather than qualitative ones [38][40] - The impact of social media on personal relationships is examined, particularly how differing opinions can lead to the deterioration of real-life connections [34][35] - The article also critiques dating apps for promoting a gamified approach to relationships, which can lead to superficial interactions and dissatisfaction [41][47][50]