TECHNICAL DISPATCHES

ENGINEERING BLOG

Architecture post-mortems, kernel security hardening writeups, and deep dives into building a sovereign Android platform.

2026-09-22 • OTA ARCHITECTURE

Engineering Resumable OTA Delivery via Tailscale Funnel and Vercel Proxy

How we routed 800MB Android system package updates through Vercel Edge proxies without buffering large files in serverless memory, supporting HTTP 206 Partial Content resume.

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2026-09-18 • KERNEL HARDENING

Backporting Linux 3.18 Hardened Sysctls for Android 11 on Snapdragon 821

Mitigating kernel pointer leaks via kptr_restrict=2, blocking dmesg access with dmesg_restrict=1, and neutralizing userfaultfd race conditions.

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2026-09-10 • HARDWARE AUDIT

Why Android 17 on MSM8996 is an Engineering Illusion

An objective breakdown of eBPF kernel requirements, 64-bit binder interfaces, and why forcing modern Android on legacy SoCs destabilizes baseband radios.

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2026-08-28 • DESIGN SYSTEM

Obsidian Design System 1.6.0: The Pure Dark OLED Architecture

Structuring high-contrast cyberpunk color tokens (#0B0F14, #121820, #2EE6C5) and typography hierarchies for optimal readable mobile ergonomics.

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