From the golden arches of McDonald's to the swoosh of Nike, a memorable logo is an all-important part of a business's brand identity. Sadly, not all companies quite get it right, and some - as shown by this thread on Quora - get it spectacularly wrong. Here are 10 of the worst logos ever created: 1. Office of Government Commerce Despite a reported outlay of £14,000 in design fees, this branch of t