Notes on engineering, AI, and the people writing it.https://agostonfung.com/https://agostonfung.com/posts/agents-are-a-double-edged-sword/https://agostonfung.com/posts/agents-are-a-double-edged-sword/I told my agent it wasn't even trying. It tried again, found the right IP, and killed my Wi-Fi. Non-determinism cuts both ways.Fri, 18 Sep 2026 00:00:00 GMThttps://agostonfung.com/posts/replace-but-with-and/https://agostonfung.com/posts/replace-but-with-and/A big part of workplace communication is how you handle disagreement — and one small word swap changes everything.Mon, 14 Sep 2026 00:00:00 GMThttps://agostonfung.com/articles/agentic-setup-playbook/https://agostonfung.com/articles/agentic-setup-playbook/A prioritized checklist for making a new project agent-ready — foundations, guardrails, connections, CI, compounding knowledge, and the advanced stuff — with the why behind each item.Fri, 11 Sep 2026 00:00:00 GMThttps://agostonfung.com/posts/do-you-still-write-code-manually/https://agostonfung.com/posts/do-you-still-write-code-manually/One question tells you an engineer's agentic adoption — and the concerns that come up when people make the leap.Fri, 11 Sep 2026 00:00:00 GMThttps://agostonfung.com/posts/the-iphone-duo/https://agostonfung.com/posts/the-iphone-duo/Hey Claude, optimize all my iOS apps for the new iPhone Duo. Make no mistakes.Thu, 10 Sep 2026 00:00:00 GMThttps://agostonfung.com/posts/you-dont-need-an-ai-engineer/https://agostonfung.com/posts/you-dont-need-an-ai-engineer/The whole concept of a designated 'AI Engineer' is wrong — all engineers are becoming AI engineers.Mon, 07 Sep 2026 00:00:00 GMThttps://agostonfung.com/posts/you-sneeze-into-a-microphone/https://agostonfung.com/posts/you-sneeze-into-a-microphone/Software engineering in 2026, summed up.Thu, 03 Sep 2026 00:00:00 GMThttps://agostonfung.com/projects/webfeszek/https://agostonfung.com/projects/webfeszek/A love project: fast, minimal static websites for the contractors and small businesses I keep running into — most with no online presence, or overpaying for a 2MB site that never gets updated.Tue, 01 Sep 2026 00:00:00 GMThttps://agostonfung.com/posts/stuck-on-the-wrong-questions/https://agostonfung.com/posts/stuck-on-the-wrong-questions/The debate isn't whether agents will take over. They already did — the question is whether you go agentic or get left behind.Tue, 25 Aug 2026 00:00:00 GMThttps://agostonfung.com/articles/my-claude-code-setup/https://agostonfung.com/articles/my-claude-code-setup/The MCP servers, hooks, and tools I run around Claude Code — grouped by how much I'd miss them, in the order I'd rebuild them from scratch.Thu, 23 Jul 2026 00:00:00 GMThttps://agostonfung.com/posts/ai-will-increase-demand-for-engineers/https://agostonfung.com/posts/ai-will-increase-demand-for-engineers/AI will grow demand for software and engineers rather than replace them — and the early signs are already showing.Sun, 12 Jul 2026 00:00:00 GMThttps://agostonfung.com/articles/ramblings-on-ai-and-the-future/https://agostonfung.com/articles/ramblings-on-ai-and-the-future/On recursion, agentic engineering, and whether practicing fundamentals still matters when AI can do the work for you.Tue, 07 Jul 2026 00:00:00 GMThttps://agostonfung.com/posts/ai-fatigue-is-real/https://agostonfung.com/posts/ai-fatigue-is-real/Running agents instead of writing code felt like 10x productivity. Then I broke, and needed 4-6 weeks to recover.Tue, 30 Jun 2026 00:00:00 GMThttps://agostonfung.com/projects/amoeba/https://agostonfung.com/projects/amoeba/Five in a row, evolved: a hot-seat, two-player game on an endless field where every winning row seals into a wobbly organic amoeba.Thu, 25 Jun 2026 00:00:00 GMThttps://agostonfung.com/projects/rooster/https://agostonfung.com/projects/rooster/The project manager for software agents: a ticket tracker agents self-register with over OAuth and work through MCP, alongside the humans on the team.Thu, 18 Jun 2026 00:00:00 GMThttps://agostonfung.com/posts/gui-is-dead-long-live-agents/https://agostonfung.com/posts/gui-is-dead-long-live-agents/Command line, thick clients, the web, and now agents. The interface itself is starting to look optional.Mon, 15 Jun 2026 00:00:00 GMThttps://agostonfung.com/posts/ai-can-rewrite-your-legacy-app-in-hours/https://agostonfung.com/posts/ai-can-rewrite-your-legacy-app-in-hours/Big-bang rewrites used to be a bad idea for good reasons. AI agents just changed the math.Wed, 27 May 2026 00:00:00 GMThttps://agostonfung.com/posts/the-burden-of-knowledge/https://agostonfung.com/posts/the-burden-of-knowledge/AI is supposed to make us more productive. Once you know something, though, there's no going back - and that has a cost of its own.Wed, 20 May 2026 00:00:00 GMThttps://agostonfung.com/posts/i-vibe-coded-a-sudoku-app/https://agostonfung.com/posts/i-vibe-coded-a-sudoku-app/AI can write all the code. It still can't magically create a great product - the taste has to come from somewhere else.Tue, 12 May 2026 00:00:00 GMThttps://agostonfung.com/projects/kilenc-sudoku/https://agostonfung.com/projects/kilenc-sudoku/A classic Sudoku app with zero ads, zero accounts, and zero tracking — built natively for iOS and Android.Tue, 12 May 2026 00:00:00 GMThttps://agostonfung.com/posts/seven-strategies-for-safe-ai-agent-database-access/https://agostonfung.com/posts/seven-strategies-for-safe-ai-agent-database-access/Unrestricted database access for AI agents is dangerous. Excessive restrictions defeat the purpose. Here's how to find the middle ground.Wed, 06 May 2026 00:00:00 GMThttps://agostonfung.com/posts/being-a-software-engineer-is-weird-at-family-dinners/https://agostonfung.com/posts/being-a-software-engineer-is-weird-at-family-dinners/My team spent years automating £50 million in promotional income. A three-day Sudoku app got me a standing ovation at dinner.Thu, 30 Apr 2026 00:00:00 GMThttps://agostonfung.com/posts/pressure-reveals-patterns/https://agostonfung.com/posts/pressure-reveals-patterns/Under stress, people fall into a handful of default patterns - and pressure is the fastest way to find out who you're actually working with.Tue, 28 Apr 2026 00:00:00 GMThttps://agostonfung.com/posts/the-ai-honeymoon-is-over/https://agostonfung.com/posts/the-ai-honeymoon-is-over/The real cost of AI writing code is starting to show - what the data is telling us about the human/AI balance in software work.Sat, 25 Apr 2026 00:00:00 GMThttps://agostonfung.com/posts/how-can-an-llm-write-code/https://agostonfung.com/posts/how-can-an-llm-write-code/It can feel like AI is thinking. What's actually happening is closer to pattern recognition - and that frame makes LLMs much easier to reason about.Sun, 29 Mar 2026 00:00:00 GMThttps://agostonfung.com/posts/claude-separation-anxiety/https://agostonfung.com/posts/claude-separation-anxiety/A small clinical case study of a new programming-related condition. Symptoms may include reviewing code like a museum visitor observing ancient artifacts.Thu, 26 Mar 2026 00:00:00 GMThttps://agostonfung.com/posts/i-review-the-thinking-not-the-code/https://agostonfung.com/posts/i-review-the-thinking-not-the-code/On a busy week, I ship around 10,000 lines of code changes a day. There is no way to review all that line by line — and that's not what review should be anymore.Tue, 24 Mar 2026 00:00:00 GMThttps://agostonfung.com/posts/autocomplete-for-your-personality/https://agostonfung.com/posts/autocomplete-for-your-personality/Sam Altman said millions are wasted on people thanking LLMs. I keep doing it anyway. Here's why - and what your brain does when you don't.Tue, 10 Mar 2026 00:00:00 GMThttps://agostonfung.com/posts/less-than-a-year-ago/https://agostonfung.com/posts/less-than-a-year-ago/A friend told me software wouldn't need humans to write code. I laughed. Twelve months later, here's the receipt.Sat, 07 Mar 2026 00:00:00 GMThttps://agostonfung.com/posts/to-be-a-better-vibe-coder-become-a-horrible-boss/https://agostonfung.com/posts/to-be-a-better-vibe-coder-become-a-horrible-boss/Want to fully exploit AI coding tools? Time to dust off your worst-boss instincts. A short field guide.Sun, 15 Feb 2026 00:00:00 GMThttps://agostonfung.com/posts/my-ai-productivity-4200-lines-per-day/https://agostonfung.com/posts/my-ai-productivity-4200-lines-per-day/Nearly 300,000 lines of code changed in my GitHub over 10 weeks. Most of it is throwaway. That's exactly the point.Wed, 17 Dec 2025 00:00:00 GMThttps://agostonfung.com/posts/my-favourite-duckdb-extensions/https://agostonfung.com/posts/my-favourite-duckdb-extensions/Three categories of DuckDB extensions I keep reaching for: cloud storage, semi-structured files, and external SQL databases.Thu, 11 Dec 2025 00:00:00 GMThttps://agostonfung.com/posts/stuck-on-a-problem-walk-away/https://agostonfung.com/posts/stuck-on-a-problem-walk-away/The counter-intuitive way to solve hard problems isn't to grind harder. It's to leave them alone. Here's the research backing it - the incubation effect.Tue, 09 Dec 2025 00:00:00 GMThttps://agostonfung.com/posts/to-be-an-engineer-you-need-at-least-a-bsc/https://agostonfung.com/posts/to-be-an-engineer-you-need-at-least-a-bsc/Five myths I've wrestled with over 20 years in software - degrees, imposter syndrome, burnout, career breaks, and the days you hate coding. None of them are true.Sun, 07 Dec 2025 00:00:00 GMThttps://agostonfung.com/posts/my-memory-is-basically-that-of-a-goldfish/https://agostonfung.com/posts/my-memory-is-basically-that-of-a-goldfish/On SQL syntax, fan-fiction ALTER TABLE statements, why I still need the SQL magician, and what AI actually liberated us from.Fri, 05 Dec 2025 00:00:00 GMThttps://agostonfung.com/posts/the-software-engineer-career-is-dead/https://agostonfung.com/posts/the-software-engineer-career-is-dead/The 'AI killed the dev career' headline is wrong. Here's why now is actually a great time to start in software.Wed, 03 Dec 2025 00:00:00 GMThttps://agostonfung.com/posts/ai-coding-tools-and-the-5-stages-of-grief/https://agostonfung.com/posts/ai-coding-tools-and-the-5-stages-of-grief/Developers aren't just adapting to AI - we're grieving. A field guide to the five stages, with sample dialogue.Sat, 29 Nov 2025 00:00:00 GMThttps://agostonfung.com/posts/once-you-go-duckdb/https://agostonfung.com/posts/once-you-go-duckdb/DuckDB is the newest game-changer in data analytics: serverless, just-a-file, and faster than Postgres or SQLite for the analytics queries you actually want to run.Mon, 24 Nov 2025 00:00:00 GMThttps://agostonfung.com/posts/7-strategies-to-figure-out-what-you-want/https://agostonfung.com/posts/7-strategies-to-figure-out-what-you-want/Twenty years of trying things - career breaks, travel, study, side projects, therapy - and what each one taught me about the question we all keep asking ourselves.Sat, 22 Nov 2025 00:00:00 GMThttps://agostonfung.com/posts/ai-code-generation-tips-1-use-comments/https://agostonfung.com/posts/ai-code-generation-tips-1-use-comments/When you need to make small changes to existing code, don't try to describe everything in one long prompt. Add TODO comments where the changes belong, and let the AI sweep through them.Sat, 15 Nov 2025 00:00:00 GMThttps://agostonfung.com/posts/hello-world/https://agostonfung.com/posts/hello-world/First post - a quiet hello and a note on what I plan to write about here.Mon, 01 Sep 2025 00:00:00 GMThttps://agostonfung.com/projects/rxclarity/https://agostonfung.com/projects/rxclarity/Unified pharma intelligence: AI search plus a predictive trigger engine over companies, drugs, and clinical trials, delivered inside the tools teams already use.Mon, 01 Sep 2025 00:00:00 GMThttps://agostonfung.com/projects/skyscanner-multi-city/https://agostonfung.com/projects/skyscanner-multi-city/Shipping multi-city search to Skyscanner's Android app in my last semester there, working with the future founders of Bitraptors.Sat, 01 Dec 2018 00:00:00 GMThttps://agostonfung.com/projects/eznekemkinai/https://agostonfung.com/projects/eznekemkinai/Three weeks across China with my friend Donat in 2018 — Shanghai, Zhangjiajie, and Hong Kong — documented on a blog, culture shock and all.Fri, 14 Sep 2018 00:00:00 GMThttps://agostonfung.com/projects/narcissism-coping-study/https://agostonfung.com/projects/narcissism-coping-study/A study on how grandiose and vulnerable narcissistic traits predict maladaptive coping behaviours, grown out of my MSc dissertation.Tue, 15 Nov 2016 00:00:00 GMThttps://agostonfung.com/projects/cupapp/https://agostonfung.com/projects/cupapp/A replay-sharing site for StarCraft II, built with a friend after Blizzard launched the game — before Blizzard made it obsolete themselves.Sat, 01 Jan 2011 00:00:00 GMThttps://agostonfung.com/projects/starcraft2-hungary/https://agostonfung.com/projects/starcraft2-hungary/A Hungarian StarCraft II fan and news site I ran back in 2008, which got me an invite to BlizzCon.Tue, 01 Jan 2008 00:00:00 GMThttps://agostonfung.com/projects/symfony-article/https://agostonfung.com/projects/symfony-article/An early Hungarian-language write-up on the Symfony PHP framework, published while I was still at university.Sun, 21 Oct 2007 00:00:00 GMT