While it might sound surprising that 3.5-inch floppy disks are still in use on airplanes today, many of Boeing’s 737s have also been using floppy disks to load avionics software for years.
Let that sink in for a few minutes. No, really I will wait.
A Boeing 747-400 in the most common configuration holds 416 passengers.
First question that comes to mind is where are they buying floppy discs today.