@future.explanation on Instagram: "Deep sea welding has changed dramatically since the 1930s. Early underwater welding relied on rudimentary equipment, limited visibility, and extreme personal risk, often performed at shallow depths with minimal protection. By 2025, the field uses hyperbaric chambers, advanced alloys, robotics, and remotely operated vehicles to weld at extreme depths with precision and safety. This matters because modern offshore energy, subsea infrastructure, and undersea cable