Somebody joked that a team of AI bots spent 9 hours and about $5,000 rebuilding Linux, the code at the heart of every Android phone. Linux is free. You can download the whole thing in about a minute. It's funny because a real version of this experiment already happened, and the way it worked explains a lot about every "AI built this overnight" post you see. And the numbers in the joke are kind of perfect. 254.2 million tokens spread across the Linux kernel's roughly 41 million lines comes out…