> Markdown version of [/magazine/627-dev-digest-184-happy-agents-vibe-hacking-you-don-t-need-javascript](https://www.wearedevelopers.com/magazine/627-dev-digest-184-happy-agents-vibe-hacking-you-don-t-need-javascript). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

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# Dev Digest 184: Happy Agents, Vibe Hacking & You Don't Need JavaScript!

**By:** [Daniel Cranney](https://www.wearedevelopers.com/@daniel-cranney)

**Published:** September 8, 2025

## Inside last week’s [Dev Digest 184](https://newsletter.wearedevelopers.com/184).

https://www.youtube.com/embed/e3FerUip6lA

😀 “Agents for the sake of Happiness” Keynote video of the WeAreDevelopers World Congress  
😅 Is AI sycophancy a “dark pattern”?  
🤖 Claude Code AI best practices  
🦠 AgentHopper - the first AI Virus  
⚡ Hidden prompt gave attackers access to Google Drive  
💻 We’re developers - not operators of AI machines  
🟨 You no longer need JavaScript - learn what CSS and HTML can do  
🔍 Can you spot a valid email address?

🗞️ Join over 150,000 developers already subscribed to the Dev Digest to get your weekly round-up of tech news, tips and tricks, jobs, events and more, delivered to your inbox. [Subscribe here](https://wearedevelopers.com/devdigest).



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