Buying guide
The Mac Studio M5 Ultra Is Official: What 512GB Actually Runs, and Who Should Buy One
Apple's Mac Studio M5 Ultra is official: 512GB max, not 768GB. Which local AI models fit, the cluster math, and whether to buy, wait, or skip.
ModemGuides BlogGuides for people who would rather own their hardware than rent it.
AI Infrastructure · Topic
2026
Every AI Infrastructure article tagged 2026, newest first.
8 articles
Latest from 2026
Memory prices
Will GPU Prices Go Up in 2026? What Nvidia's Rubin Ramp Means for Your Next Build
Nvidia's Rubin racks are shipping at scale, each pooling 20.7TB of HBM4. The honest buy-now-or-wait call for GPUs, RAM, and SSDs in late 2026.
Memory prices
The AI Compute Wall: Power, Chips, and Why Owning Your AI Stack Is the Hedge
The viral RAND chart, explained without the geopolitics: why AI's power and chip limits are already raising your costs, and the local-first hedge.
Buying guide
When Will RAM Prices Go Down? The 2026 Shortage, Explained
RAM prices tripled, Apple pulled high-memory Macs, and relief isn't coming in 2026. Here's the shortage explained — and how to build local AI anyway.
Security
Digital Security Checklist 2026: Personal + Network
AI models now find zero-days in every major OS. Karpathy's 15-step guide plus home network hardening to protect your digital life in 2026.
Local AI
Local LLM Knowledge Base in Obsidian: Setup Guide
Andrej Karpathy's LLM Wiki pattern lets an AI build and maintain a structured knowledge base from your documents. Here's how to set it up locally with Obsidian and Ollama — no cloud services, no data leaving your network.
OpenClaw
OpenClaw Security Hardening: What ClawJacked Taught Us About Running AI Agents at Home
Running the OpenClaw AI agent on localhost doesn't guarantee your system's safety. Following the ClawJacked vulnerability and a massive supply chain attack on the ClawHub marketplace, securing your instance is more critical than ever. This guide breaks down the core threats and...
OpenClaw
Run Your Own AI Agent on Your Home Network: The Complete OpenClaw + Home Assistant Setup Guide
Learn how to run a powerful, local AI agent for your smart home without compromising your network. This guide covers secure OpenClaw deployment, Docker sandboxing, and Home Assistant integration.