Chrome's new MCP feature – the essential difference programmatically isn't about whether you can obtain session and cookies compared to directly controlling the browser through scripts on the GUI operating system, because you could do that with scripts before anyway. The biggest difference is that AI can now identify the DOM itself without needing to write code manually. It's like a lobotomized version. For people who can code, there's nothing particularly novel about it, but for ordinary people it's amazing – essentially a web version of the lobotomized approach.