Floppy Disk - Memories of Sandra Bullock Movie "The Net" 

"If someone gets ahold of that disk, they'd have an awful lot of power." - quote from Sandra Bullock 1995 action thriller movie, "The Net."
3.5-Inch Flippy Disk - introduced in 1981.
Came in three densities: "Double Density" (DD 720 KB), "High Density" (HD 1.44 MB), and "Extended Density" (ED 288 MB).
Transfer Speed: 30 KB/s (1.44 MB).