BlackAndWhite on Instagram: "At first glance, the Eufy Robot Vacuum E25 can look like it’s making things worse. You watch it roll around, dragging bits of debris into neat rectangular trails, and it’s easy to assume the robot is clueless. But that odd behavior is actually the prelude to its real work. The E25 is surveying the room—drawing invisible lines, learning the layout, and defining its cleaning zone. Once it has its mental map locked in, the machine switches modes, sweeping up the scatter