GS Techverse on Instagram: "Before quiet electric robots like Spot existed, Boston Dynamics built WildCat — a gasoline-powered quadruped designed for one purpose: speed. Created in 2013 as a high-speed research platform, WildCat could run 19–20 mph on flat ground — roughly as fast as a sprinting human — using animal-like bounding and galloping gaits. Instead of batteries, it used a small two-stroke go-kart engine that powered hydraulic actuators in each leg, delivering huge bursts of torque and