This is one of those little recognized, but necessary machines less than 10 inches from you right now; spinning around at over 3000 rpm it captures the bits and bytes, enshrining them in electromagnetic stasis until needed. No driver, or server is without a few and their existence has added an entire new light to shine into the 21st century. Note the gear on top is a non-computer part, but was placed there to represent our transition from the transportation age, into the information or communications age. The Gutenberg press changed an era. Computers are the new books of today’s generation.