The DJI Romo robot vacuum in its translucent dock. | Image: DJI

Sammy Azdoufal claims he wasn't trying to hack every robot vacuum in the world. He just wanted to remote control his brand-new DJI Romo vacuum with a PS5 gamepad, he tells The Verge, because it sounded fun. But when his homegrown remote control app started talking to DJI's servers, it wasn't just one vacuum cleaner that replied. Roughly 7,000 of them, all around the world, began treating Azdoufal like their boss. He could remotely control them, and look and listen through their live camera feeds, he tells me, saying he tested that out with a friend. He could watch them map out each room of a house, generating a complete 2D fl...