Technology Explained on Instagram: "Follow @explaining.tech to learn everything about technology one post at a time 🧠⚙️ The concept of a “flying sword drone” that moves with hand gestures is a fascinating display of advanced motion-capture technology and miniaturized robotics. The core technology lies in the wearable controller worn by the user. This controller uses sophisticated inertial sensors and accelerometers to track the exact position, orientation, and subtle movement of the hand