The amount of data stored on the Internet today has reached astronomical numbers. From Bytes to Petabytes to Exabytes – online data storage continues to rocket. What’s really in a byte? It’s hard to imagine what a terabyte of storage really equates to. If you took the average number of bytes per Flickr photo and converted it to a metric of area, how much space would all the photos on Flickr fill? We’ve done some simple math and added in some fun analogies to illustrate how much data we’re really talking about.