Sept. 13, 1956
IBM’s 5MegaByte hard drive, is the size of two refrigerators and costs $50,000.
Feb. 13, 2006
Seagate’s 12GigaByte hard drive, will fit in your cell phone.
Sept. 13, 2006
50 years later: 200 times more storage than the IBM drive on something smaller than a postage stamp. (Size: 11mm widex 15mm long x 1mm tall).
(thanks to endgadget)