stock here, with our declining magnetic field, we shall realize that much of our most important even dangerous infrastructure was never designed to be resistant. Lost the full article I had written, will try to restore what I can.
Link below is early talk about the X1.1
In 1934, this huge meeting to discuss 3 decades of Mag data from Fredericksburg VA, close to DC and closest to the Big Boat Debacle BBD. They knew how important Magnetic monitoring was for airplanes and boats.