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All the ✍️ Ramblings

Thoughts on product, AI, and going fast. Sorted by freshness.

  • Feb 6, 2026

    Prompt Engineering is Dead

    Everyone's obsessed with prompts. They're optimising the wrong thing. Context engineering is the skill that actually matters.

  • Jan 29, 2026

    I Built an App, Then Found Someone Already Beat Me to It

    The story of Oi-U - a side project born from frustration, killed by discovery, and why that is actually fine.

  • Jan 28, 2025

    I Finally Have One AI That Works The Same Way Everywhere

    MoltBot solved a problem I didn't know how to articulate: fragmentation. One AI, one context, accessible from anywhere.

  • Jan 5, 2025

    Building Reflection Skills: How I Automated the Boring Part of Journaling

    Four Claude skills that handle daily, weekly, monthly, and yearly reflections - reducing the friction between scattered notes and actual insight.

  • Dec 11, 2024

    Turn Off Your Email Notifications. Seriously.

    The single most impactful change you can make to regain control of your attention today.

  • Nov 25, 2024

    The Origin Story of Oi-U!

    When hyperfocus meets reality - how missing a critical interview led to building and eventually sunsetting a productivity tool.

  • Nov 20, 2024

    Mastering Focus

    How simple alarms transformed my productivity and mental health - discover the surprising power of your devices built-in alarm app.

  • Nov 20, 2024

    Finding Clarity in the Chaos: My Year with Reflect.app

    How a note-taking app transformed from just another trial into a cornerstone of my daily productivity.

  • Nov 2, 2024

    Welcome to Warren4

    Introducing my new space for thoughts on Product Management, AI, and the occasional motorsport adventure.

  • Nov 2, 2024

    How I Stopped Losing Context: A PM Operating System That Actually Works

    Your PM work should live in files you own, not scattered across browser tabs. Here's how I built an operating system using Claude Code and Obsidian that compounds daily.

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© 2026 Richard Warren