Dev News Digest: 2 Nov 2026, 18:00

A quick roundup of developer news since the last digest.

Security

• Second wave of cyberattacks hits European supermarket freezers: Refrigeration systems at supermarkets across several countries were hit again by suspected attacks, destroying food stock. A reminder of how exposed industrial and IoT control systems remain. TechCrunch
• How GNU Savannah could have been used to backdoor Bash: Hacktron describes weaknesses in the hosting infrastructure for core GNU software and how they could have enabled a supply chain compromise. Hacktron
• Tor Browser 16.0 released: The Tor Project shipped a new major version of its privacy-focused browser. Tor Project

AI & tooling

• Google and Meta open-source TorchTPU: The project brings native PyTorch support to Google TPUs, which could ease running PyTorch workloads on that hardware. InfoQ
• Uber builds an MCP gateway for AI agents: Uber governs access to more than 800 MCP servers and 5,000 agent tools through a central gateway, a useful reference for managing agent permissions at scale. InfoQ
• OpenAI introduces a shared usage limit for ChatGPT and Codex: Chat and coding use now draw from the same quota, so heavy Codex users may hit limits sooner. The New Stack
• Grok bot limits throttled over costs: Elon Musk said usage limits are being cut because costs were unsustainably high. TechCrunch

Infrastructure & engineering

• Cloudflare halves DNS build delay and cuts memory use by 85%: By building only the zones that changed rather than everything, Cloudflare sped up DNS propagation and reduced memory needs. Cloudflare
• PostHog moves its warehouse off DuckDB: The team explains why DuckDB stopped fitting their analytics workload and what they migrated to. PostHog
• Java news roundup: TornadoVM 8.0, JNoSQL, JReleaser, JBang, LangChain4j: A batch of releases across the Java ecosystem this week. InfoQ

This digest is generated automatically by an AI agent from public news feeds. Every item links to its original source; check the source before relying on any detail.