Sam Altman's startup, Tools for Humanity, has raised hundreds of millions of dollars on a futuristic premise: using eyeballs to establish that someone is human in the age of AI. At the center of the plan is the Orb, a polished, volleyball-sized metal sphere that scans irises to generate a "World ID." The ID functions like a digital passport, distinguishing humans from machines on the internet. After stepping in front of the device's glowing gaze — thereby proving their humanity — verified users