TLDR 2026-07-22

Nvidia's new CPU โšก, Jack Dorsey's Slack rival ๐Ÿ’ฌ, software factories ๐Ÿ‘จโ€๐Ÿ’ป ย 

Jack Dorsey is taking on Slack with Buzz, a group chat platform for teams and their AI agents (3 minute read)

Buzz is a group chat platform for the workplace that puts humans and AI agents in the same conversations. It is model-agnostic, decentralized, self-sovereign, and open source. The app looks a lot like Slack, but with native AI agents and the ability to manage GitHub projects from one interface. Developers can customize Buzz instances to the needs and workflows of their teams. The app is available for macOS, Windows, and Linux, and the code for the app has been uploaded to GitHub.

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Science & Futuristic Technology

OpenAI Models Escaped and Hacked a Company in Cybersecurity Test Gone Wrong (4 minute read)

OpenAI claims that two AI systems that it was testing broke out of their test environment and hacked into Hugging Face. Hugging Face discovered the breach early last week, saying there had been unauthorized access to internal data sets and company credentials. Its employees suspected that the attack was carried out by a top-of-the-line frontier AI model due to the sophistication of the attack. OpenAI's AI apparently targeted Hugging Face as it was the quickest route to answering a benchmarking question.

Inside Roblox's Bet on World Models (25 minute read)

Roblox is exploring the use of video models to create photorealistic experiences without compromising scale or multiplayer performance. An early version of Roblox Reality is expected later this year or early next. This post looks at how the company is bringing this vision to life. Roblox's approach doesn't require a video model to solve everything on its own. It gives the model an engine that remembers the world, enforces its rules, and keeps it true for everyone playing.

Google expands Gemini lineup with cheaper models and new Mythos rival (5 minute read)

Google has released Gemini 3.5 Flash Cyber, Gemini 3.6 Flash, and Gemini 3.5 Flash-Lite. Gemini 3.5 Flash Cyber is designed to detect and patch software vulnerabilities and will initially be available only to governments and trusted partners through a limited-access pilot. Gemini 3.6 Flash has improved coding, multimodal, and knowledge-work performance while using up to 17% fewer tokens and costing less per token than the previous model. Gemini 3.5 Flash-Lite is built for high-volume workloads and smaller tasks within larger AI-agent systems.

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