The same ol same ol

While eating lunch, I noticed something. People really don't like change. They pretty much always do whatever they've always done no matter if the circumstances change. As I ate lunch the above rope, rat maze to funnel people to where they order was empty. I was surprised to notice as almost everyone came in they went out of their way to go through the maze instead of just walking up to the man waiting to take their order. 

Peripheral Component Interconnect

The Peripheral Component Interconnect, or PCI Standard (in practice almost always shortened to PCI), specifies a computer bus for attaching peripheral devices to a computer motherboard.The PCI Bus is a high performance bus for interconnecting chips, expansion boards, and processor/memory subsystems.

• Wiki article on PCI

Non-Return-to-Zero Inverted

NRZI encoding is used for data transmission in the standard USB.
http://en.wikipedia.org/wiki/NRZI