Johannes van der Merwe

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    Golf Shot AnalyzerGolf Shot Analyzer
    QuickServeQuickServe
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    Writing

    Notes
    Welcome
    When AI reviews AI-written code
    July 29, 2026
    Everyone is online. Almost nobody has home broadband.
    July 29, 2026
    Integrating AI into your business, by depth
    July 29, 2026
    What actually happens to your data on AWS, OpenAI, and Anthropic
    July 27, 2026
    Secure AI use in a business: a guide, not another checklist
    July 27, 2026
    Two-pot withdrawals: what the numbers actually say
    July 27, 2026
    I tried to predict gold prices with a trend line. It lost to doing nothing.
    July 24, 2026
    Your SaaS bill has a hidden 64% swing and it has nothing to do with the vendor
    July 23, 2026
    Three things I left out of the permission intersection demo, on purpose
    July 23, 2026
    Why every AI agent security post says the same three things right now
    July 22, 2026
    A five-file pipeline instead of opening an app
    July 22, 2026
    What ten years of gold prices actually say about the Rand
    July 22, 2026
    What August 2 actually changes if your AI agent touches your database
    July 22, 2026
    Five changes that matter more than the watch itself
    July 22, 2026
    South Africa’s gambling statistics
    July 16, 2026
    Golf Shot Analyzer for InRange™
    May 11, 2026
    Life without a Phone, just a Smartwatch
    October 30, 2025
    Building advanced chat interfaces with the Zeta Alpha API
    March 26, 2025
    Writing your first AI model with PyTorch and Torchvision
    January 27, 2025
    Welcome
    January 20, 2025

    Life & Experiments

    Life & Experiments

    Personal experiments in how I actually work and live.

    • Five changes that matter more than the watch itself

      The watch was never the point. Most of what made watch-only living work was five specific setup choices, and you can make all of them without giving up your phone.

      July 22, 2026

    • Life without a Phone, just a Smartwatch

      Months without a phone, just a smartwatch: what broke, what got better, and what I actually missed.

      October 30, 2025

    • Welcome

      The first post. Why this site has a writing section, and what I plan to put in it.

      January 20, 2025