The first time I watched an AI agent drive a browser, I laughed. Out loud. Not because it was funny, but because it was so profoundly uncanny. Like watching a toddler who somehow knows how to file taxes. The cursor moved with purpose. It found form fields I would've struggled to locate myself. It waited patiently for a spinner to clear, then clicked a button that hadn't even rendered when the page first loaded. I sat there with my coffee going cold thinking: how does it know what to click? What is it even seeing ? Turns out, the answer to that question is the entire reason Playwright won the browser automation war for AI agents. And it's not the answer most people expect. What this series covers (and what it doesn't) Quick scope check before we crack on. This series is NOT about consumer agentic browsers like Comet, Dia, BrowserOS, ChatGPT Atlas, or Google's Project Mariner. Those are interesting products, but they're for end users browsing the web with AI assistance.…