Faced with a surplus of metal pipes, the city of Sheffield in England held a contest to decide what to do with them. Thus was born the standard bicycle rack, with two bends and perhaps a crossbar. Many have tried to improve upon it, writes brixton hatter, but all have failed.
Simple, cheap, easy to install & suitable for the vast majority of bikes, allowing riders to easily lock both wheels & frame. Most alternatives are crap: here's why: