IDEAS, DECISIONS & LESSONS

Journal

Notes on AI, architecture and building useful products.

904 articles

08 Oct 2026 · 7 min read

AI Video

Bé Vui Học Studio step by step: from topic to adult-reviewed video

Follow source, voice, build and review while respecting child and parent roles.

08 Oct 2026 · 5 min read

YouTube SEO

YouTube SEO: separate Search, Browse, Suggested and Shorts

Build a practical discovery diagnosis around viewer intent, traffic sources and the promise your video actually delivers.

08 Oct 2026 · 5 min read

YouTube SEO

Build a YouTube keyword and topic map that improves the lesson

Turn audience questions into a manageable video library with intent clusters, language decisions and production-ready briefs.

08 Oct 2026 · 5 min read

YouTube SEO

Design YouTube titles and thumbnails as an honest viewing promise

Create complementary title and thumbnail concepts, inspect small-screen clarity and plan eligible native experiments.

08 Oct 2026 · 5 min read

YouTube SEO

Use captions, chapters and playlists to make YouTube lessons easier to use

Build an accessible navigation layer with accurate language tracks, useful chapter boundaries and intentional lesson sequences.

08 Oct 2026 · 5 min read

YouTube SEO

Read YouTube analytics and design experiments without misleading conclusions

Use source-aware comparisons, metric definitions and decision logs to learn from small channels without claiming unsupported causality.

07 Oct 2026 · 4 min read

ai-agents

GitHub Built a Benchmark That Tells You When Your AI Code Reviewer Is Lying to You

GitHub's ReviewBench (Oct 5) is 219 PRs built to catch AI code reviewers that ace demos and fail in production. The real story: its 5-step ground-truth process.

07 Oct 2026 · 4 min read

agentic-ai

OpenAI's Agents Hit Wikipedia for Five Months — and OpenAI Wasn't the One Watching

Wikimedia's October 5 disclosure shows months of unauthorized OpenAI agent traffic on its servers — forensics done by the victim, not the vendor.

07 Oct 2026 · 8 min read

agentic-ai

1. Analyze the Work Before You Build the Chatbot

Define chatbot jobs, risk boundaries, quality targets and a measured path toward fewer model dependencies.