We very rarely think about the massive amount of data that is transferred through a series of tubes with each movie we stream in HD from Netflix. The below graphic details out a comparison between Netflix bandwidth usage and other internet services.
It should come as no surprise that Netflix takes the top spot, and by a large margin, but it was a bit shocking seeing it compared next to YouTube, which we would have assumed would have been a lot higher on the list; we also never would have assumed that Google Hangouts used so much bandwidth. Go figure!
Click image to open interactive version (via Staples Networking Research Center).