HealthKit in iOS 27: Workout Zones, New Types
iOS 27 makes workout heart-rate zones first-class HealthKit data via HKWorkoutZoneConfiguration and HKWorkoutZoneGroup, plus new menopausalState types.
AI & TechnologyWriting
Thoughts on design, development, AI infrastructure, and building products.
SwiftData in iOS 27: Observation and History
iOS 27 gives SwiftData first-class change observation with ResultsObserver, persistent-history observation with HistoryObserver, and codable attribute storage.
AI & TechnologyWhat's New in Swift (2026): The WWDC26 Update
Swift 6.3 and 6.4 from WWDC26: anyAppleOS availability, module selectors, borrow/mutate accessors, the Iterable protocol, Swift Testing interop, and MLX.
AI & TechnologyFoundation Models in iOS 27: Tool-Calling Control
iOS 27 adds GenerationOptions.ToolCallingMode to steer how the on-device model uses tools, plus built-in Vision tools: OCRTool and BarcodeReaderTool.
AI & TechnologyBuilding a Responsive Camera App in iOS 27
iOS 27 cuts camera launch in half with Deferred Start, adds Pro Video Storage for ProRes writes, and brings the Center Stage square front camera to your app.
AI & TechnologyFoundation Models on Private Cloud Compute
iOS 27 adds a server-scale Foundation Model on Private Cloud Compute with on-device privacy, plus a protocol to plug in your own LLM provider.
AI & TechnologyApp Intents in iOS 27: Background, Sync, Spotlight
iOS 27 gives App Intents background execution past 30 seconds via LongRunningIntent, cross-device identity with SyncableEntity, and Spotlight reindexing.
AI & TechnologyYour Agent Has Two Untrusted Inputs
AI agents have two untrusted inputs: code the model writes and tool output it reads. One now has a real WASM sandbox; the other, MCP tool poisoning, does not.
AI & TechnologyApple's Translation Framework: Free, On-Device, and Sharper Than It Looks
Apple's Translation framework: free on-device translation via translationPresentation and TranslationSession, plus the offline-download edges demos skip.
AI & TechnologySwift 6.2 Concurrency in Practice: Default to MainActor, Escape on Purpose
Swift 6.2 inverts concurrency: default your module to MainActor (SE-0466), run nonisolated async on the caller (SE-0461), escape with @concurrent.
AI & TechnologyThe iOS 26 Widget Surface: One App Intent, Many Places
iOS 26 widgets, Control Center controls, and Live Activities are all App Intents surfaces. One intent powers buttons, controls, and Live Activity actions.
AI & TechnologyApple Foundation Models: The On-Device LLM Framework, Explained
Apple's Foundation Models framework: LanguageModelSession, @Generable guided generation, tool calling, availability, and when to leave the on-device model.
AI & TechnologyExternal Publications
Technical writing at Introl
Local LLM Hardware Pricing Guide 2025
Comprehensive hardware recommendations and cost analysis for running large language models locally.
H100 vs. H200 vs. B200: Choosing the Right NVIDIA GPUs for Your AI Workload
GPU selection guide comparing NVIDIA's latest datacenter accelerators for different AI workloads.
TPU Architecture: Complete Guide to Google's 7 Generations
Deep technical dive into Google's Tensor Processing Unit evolution from TPUv1 to TPUv5.
GPU Memory Pooling in Multi-Tenant Kubernetes
Resource sharing strategies for GPU clusters in containerized environments.
Ray Clusters: Distributed AI Computing Infrastructure
Guide to building and managing distributed AI computing with Ray framework.
DeepSeek V3 Open Source AI Cost Advantage
Analysis of open source LLM economics and DeepSeek's competitive positioning.
NVIDIA Vera Rubin GPU 600kW Racks 2027
Future datacenter power requirements and NVIDIA's next-generation GPU roadmap.
SMR Nuclear Power for AI Data Centers
Small modular reactor solutions for powering next-generation AI infrastructure.
DeepSeek MHC Architecture Breakthrough
Technical analysis of DeepSeek's Multi-Head Compression architecture innovations.
