http://www.macworld.com/article/2875893/think-retro-who-else-kinda-misses-zip-disks.html
1/27/2015
Think Retro: Who else kinda misses their Zip disks?
A little over 20 years ago, Iomega introduced the original 100MB Zip disk, that was staggeringly huge for a removable disk. The humble Zip disk, then, was a kind of de facto successor to the ubiquitous high-density 3.5-inch floppy. You had to buy a special drive to mount it in, because although they had about the same footprint as a regular floppy disk, they were much thicker.