1.44 MB 3.5in floppies had 17434 bpi. Hard disks apparantly have around 1 Tbpi. That's like saying it's possible to jump to the moon because you could do a slam dunk back in school. You're probably still right, though. https://www.anandtech.com/show/11925/western-digital-stuns-s... https://en.m.wikipedia.org/wiki/Disk_density