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Engineering Insights
Practical writing on software architecture, SaaS products, AI automation, legacy modernisation, and the business of building reliable systems.
Curated links from external sources — not 360Softy original articles.
We Audited an E-Commerce Support Bot, Fixed the Bugs, Then Re-Tested It. The Score Jumped 86 to 91.
Most chatbot audits stop at "here's what's broken." We wanted to know if the suggested fixes actually work — so we applied them and re-tested. Here's the before-and-after, with transcript evidence. We ran an e-commerce customer support bot through BotCritic — order tracking, returns, refunds, sizing, general product questions — against 4 customer personas: Curious, Frustrated, Confused, and Technical. First run: 86/100 — Grade B. Solid, but with specific, fixable gaps. We applied BotCritic's sug
LeMario: Training a JEPA World Model on Super Mario Bros
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How I Used Spec-Driven Development to Build a Game (TanStack Start)
I've been deep in spec-driven development (SDD) lately, and I want to walk through what it actually is, then show you how I used it to build a game for Kiro's first birthday. If you haven't run into spec-driven development, or SDD, don't worry, I got you. We'll cover what it is, where it helps, where it's overkill, and how I used it to make this game! Would you like to watch a video instead? Check it out! What is spec-driven development? SDD breaks down into three phases, and
I graded my own ML option forecasts. Here's the Brier score.
In May I promised — out loud, on the internet, where people can screenshot you — that I'd grade Helium's published prob_itm forecasts when the June 2026 AAPL contracts expired. June 26 came. The contracts died. So I graded them. This is not a victory lap. Mean Brier loss on n=2 is 0.3846. A coin flip that always says 0.5 scores 0.25 when the world resolves to 0 or 1. We did worse than a coin flip. That is information. Contract Helium prob_itm Market-ish implied AAPL $310C 2026-06-26 0.42
Nothing’s good-looking Watch 3 Pro smartwatch is just $69
The CMF by Nothing Watch 3 Pro comes in four different styles. | Image: Nothing While most fitness trackers are losing the screens to keep the price low, the CMF by Nothing Watch 3 Pro is a bit different. The budget-friendly smartwatch with a 1.43-inch OLED display is even cheaper than usual at Amazon, where it costs $69 in every color (the price fluctuates between $79 and $99). Some notable specs include compatibility with iOS and Android, and long battery life of up to 13 days on a single ch
Microsoft’s Secure Boot has been broken for a decade and no one noticed until now
Old and forgotten "shims" Microsoft failed to revoke have made Secure Boot bypasses simple.
Book prizes don't work how you think
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