Snapchat’s new ‘Topic Chats’ feature makes it easier to comment publicly on things you’re interested in

TikTok has announced a new feature that allows users to reduce the amount of AI-generated content appearing in their feeds. This update aims to enhance user experience by giving individuals more control over the type of content they engage with. The decision reflects TikTok's commitment to addressing user preferences and concerns regarding the increasing presence of AI in social media.

macOS Tahoe 26.2 introduces a feature that allows users to transform a cluster of Macs into an AI supercomputer. This development is significant as it leverages the collective processing power of multiple Macs, enhancing their capability to handle complex AI tasks. The update aims to provide users with a more efficient way to utilize their hardware for artificial intelligence applications, potentially expanding the use cases for Macs in professional and research environments.

Waymo, the self-driving technology company, is expanding its autonomous vehicle services to five additional cities. This expansion is part of Waymo's strategy to increase its presence in the autonomous transportation market and enhance its service offerings. The new cities will benefit from Waymo's advanced technology, which aims to provide safer and more efficient transportation options for residents.

Snapchat has introduced a new feature called Topic Chats, allowing users to engage in public conversations on various subjects, including Formula 1 (F1). This marks a significant shift for the platform, which has primarily focused on private messaging since its inception. The company plans to implement artificial intelligence and other safety technologies to moderate these chats, ensuring a secure environment for users. This development reflects Snapchat's efforts to expand its user engagement and adapt to changing social media dynamics.

Google has launched its new AI model, Gemini 3, which is now available in AI Mode and through the Gemini app. This model aims to enhance user interactions by better understanding requests and providing more relevant responses. The rollout marks a significant update in Google's AI capabilities, reflecting the company's ongoing commitment to improving its technology offerings.

Snapchat has launched a new feature called 'Topic Chats' that allows users to engage in public conversations about various topics, including current events and popular culture. This feature aims to enhance user interaction by enabling discussions on interests ranging from Formula 1 to reality TV shows like 'Below Deck.' The rollout is part of Snapchat's efforts to diversify its platform beyond private messaging.

Intuit is set to integrate its tax and accounting products with ChatGPT, enhancing its offerings in the fintech sector. This integration aims to leverage advanced AI capabilities to improve user experience and streamline financial processes. The collaboration with OpenAI is expected to provide users with more efficient tools for managing their finances, reflecting a growing trend of AI adoption in financial services.

Mastodon's founder has stepped down as CEO of the social media platform. This decision marks a significant shift in leadership for Mastodon, which is known for its decentralized approach to social networking. The announcement was made on November 18, 2025, and has implications for the platform's future direction and governance.