（文章来源：第一财经） Meta宣布为Meta Ray-Ban眼镜及Meta神经腕带用户在WhatsApp和Messenger上推出新的即时通讯功能。 目前，该服务仅限美国，仅支持英语。 ...

Core Insights - The X platform, owned by Musk, has officially launched a new Chat platform aimed at replacing its existing direct messaging (DM) feature, providing users with a modern communication experience comparable to other mainstream instant messaging applications [1][3] Group 1: Features of the Chat Platform - The new Chat platform integrates various practical features, allowing users to conduct audio and video calls and share files directly within the X application, moving beyond the previous text-only communication model [3] - The platform introduces end-to-end encryption for enhanced privacy, along with a unique screenshot notification feature that alerts users when a conversation is captured, thereby increasing chat confidentiality [3] Group 2: Security and Limitations - X Company has openly acknowledged the limitations of its encryption features, stating that while the new encryption supports group chats and media files, metadata related to communications (such as recipient information) is not encrypted [3] - The company has admitted that the platform currently does not provide protection against man-in-the-middle attacks, meaning that in extreme cases, malicious internal personnel or even X itself could intercept encrypted conversations under legal compulsion, without the knowledge of the communicating parties [3][5] Group 3: Future Developments - To address potential security risks, X Company is actively developing features to help users verify the authenticity of encrypted conversations, aiming to enhance overall security [5]

Core Insights - Tencent celebrates its 27th anniversary and confirms that the iconic "滴滴滴" notification sound from QQ was personally recorded by CEO Pony Ma [1] - The creation of QQ group chats was inspired by a need to quickly decide on lunch options among employees, leading to the development of a real-time chat feature [3] - Tencent was founded in November 1998 by Ma Huateng and others, launching its first instant messaging software, OICQ, in 1999, which was later renamed QQ [6] Group 1 - Tencent's iconic notification sound was recorded by CEO Pony Ma, reflecting the company's early culture and employee involvement in product development [1] - The QQ group chat feature originated from a practical need among employees to streamline lunch planning, showcasing Tencent's focus on user needs [3] - Tencent was established in 1998, with its first office located in Shenzhen, marking the beginning of its journey in the tech industry [6] Group 2 - The first version of QQ was released in February 1999, indicating the company's early entry into the instant messaging market [6] - The launch of WeChat in 2011 marked a significant shift for Tencent, as it expanded into mobile internet and financial technology services [6]

Core Viewpoint - Xiaomi's call service will cease operations on December 3, 2025, due to product adjustments, but the company clarifies that this does not mean Xiaomi devices will be unable to make calls [3]. Group 1: Service Termination Details - Xiaomi announced that starting November 15, 2025, new user registrations for the Xiaomi Call app will stop, and the app will be removed from app stores, although existing users can continue using the service until December 3, 2025 [3]. - On December 3, 2025, all functionalities of the Xiaomi Call app will be completely terminated, and all user data will be cleared to ensure data security [3]. Group 2: Historical Context and Evolution - The Xiaomi Call feature was initially embedded in the MiTalk app launched on December 10, 2010, to meet the communication needs of users during a time when there were few network calling apps available [3]. - As mobile internet usage grew, Xiaomi's business focus shifted, leading to the discontinuation of MiTalk in February 2021, while the Xiaomi Call app remained due to its reliance among users [3]. - The company noted that many other common apps now provide network calling capabilities, indicating that the historical mission of the Xiaomi Call app has been fulfilled [3]. Group 3: User Engagement and App Performance - The Xiaomi Call app has been downloaded over 6.5 million times, offering high-quality audio and video calling without the need for a SIM card, along with features like call transfer and multi-device switching [3].

Core Viewpoint - Xiaomi's decision to discontinue the Xiaomi Call app is a strategic move reflecting the evolution of communication technology and user preferences, as the company shifts focus to more integrated communication solutions [3][4]. Summary by Sections Service Termination Details - Xiaomi Call will cease operations on December 3, 2025, with new user registrations ending on November 15, 2025, and all user data being deleted post-termination to ensure data security [3]. - The app has been downloaded over 6.5 million times and was initially launched to meet the communication needs of Xiaomi fans during a time when few similar apps existed [3]. Historical Context - The Xiaomi Call feature was integrated into the MiTalk app launched in December 2010, aimed at providing a solution for network communication among users [3]. - As mobile internet usage grew, Xiaomi's focus shifted, leading to the discontinuation of MiTalk in February 2021, while the standalone Xiaomi Call app continued to serve a loyal user base [3]. Current Communication Landscape - With the proliferation of various communication apps, including those with built-in calling features like the Xiao Ai speaker app, the necessity for a standalone Xiaomi Call app has diminished [3][4].