... actually boot and serve traffic." The canary handles the "does it work" question. The simulator handles the "will it saturate or surprise you on the bill" question. We hadn't published this pattern. The engineers talking in the comments arrived at it themselves and it's cleaner than anything we'd written. RL agent training opened a serious technical thread. We built a reinforcement learning API into the simulator, agents can run episodes, collect observations, train policies, and iterate ... ... saturation and cost surprises caught before staging. Lambda cold-start cascades. Overprovisioned RDS instances. NAT Gateway billing accidents. These are exactly what the simulator surfaces, and they're exactly the things that don't show up until a bill arrives

... built the product almost entirely on my own. Every system, every architecture decision, every scalable practice, every multi-tenant layer. It was hard, but I always felt in control of the machine I was creating. Then the AI era arrived. In 2025, I started heavily exploring AI coding assistants and vibe coding. At first, it felt magical. Faster output. Cleaner UI. Less friction. It genuinely impressed me. So I leaned into it. But after about 6 months, I started noticing ... ... hadn t felt in months: Confidence. I felt proud again being an experienced developer solving problems intentionally, not blindly accepting generated solutions because they looked smart . I m lucky because I already had strong development foundations before AI arrived

... today I started building one. It's launching on Wednesday and I'm still slightly wide-eyed about it. The why: I read Ready Player Two and there's a moment where music kicks in the second a character arrives somewhere meaningful. That sat with me. It pulled up a load of memories Sunday afternoons pulling up to the game with AC/DC blasting, the song already half-finished by the time we got to the car park. Hunting ... ... whole lot wired into Calendar and Contacts, so a meeting auto-becomes a drop and a friend's contact card does too. So I built it. It's called Nearplay. Geofencing + Apple Music. Save a place, pin a song, arrive

... moment has arrived! After months of development, tweaks, and looots of coffee This April 24th, we re officially launching Nexli. The platform built for modern teams, freelancers, and startups that don t follow the rules they write them. With Nexli, you ll have everything in one place: Chats, Tasks, Notes, and much more. Organize yourself with total flexibility the way you work best. Real productivity, collaboration, and simplicity, without wasting time. Ready to work with freedom and focus ...