Group 1 - The core issue of "big data killing familiarity" involves platforms using personal data to implement differential pricing, leading to consumer dissatisfaction [1] - Consumers report being charged more for the same products in live-streaming sessions, highlighting a lack of transparency in pricing [1] - The collection of personal information and the subsequent analysis of consumer habits are the preliminary steps that enable differential pricing strategies [1] Group 2 - Algorithms should not operate outside of governance; their design and application must align with human-centered principles to protect consumer rights [2] - There is a call for platforms to adopt an open approach, enhancing algorithm transparency to combat "big data killing familiarity" [2] - Recommendations include returning control of information recommendations to users and establishing industry standards to improve algorithm transparency [2]