Part 2/9:

As early as the 1940s, houses in suburbs like Hia City, Florida, faced significant threats from hurricane winds that could reach up to 100 mph. Civil engineer John Kelvin Durate recognized that traditional roofing structures, made up of individual rafters tied together with nails, could easily fail under such conditions. The prevalent method of toenailing, which involves driving nails at awkward angles, was both weak and labor-intensive, leading to structural vulnerabilities and waste.