Hacker News – 30 Jun 2026

Table of Contents Open Source Innovations Open Source Low Tech .self: A new top-level domain designed to support self-hosting AI and Machine Learning Qwen 3.6 27B is the sweet spot for local development LongCat-2.0, a large-scale MoE model with 1.6T total and 48B Active Ornith-1.0: self-improving open-source models for agentic coding Nostalgic Computing Exploring PDP-1 Lisp (1960) Linux for the Sega MegaDrive Old Computer Challenge Tech Industry Developments Rocketlab acquires Iridium One million passports leaked online US Supreme Court rules geofence warrants require constitutional protections Technical Insights Memory Safe Context Switching How to corrupt an SQLite database file Alan Kay on the meaning of "object-oriented programming" (2003)