Oh neat, my new license plate came!
Hyper Text Coffee Pot Control Protocol (HTCPCP/1.0)
1 April 1998
2.3 HTCPCP return codes
418 I'm a teapot
Any attempt to brew coffee with a teapot should result in the error
code "418 I'm a teapot". The resulting entity body MAY be short and
(And behold: the dreck that gets spewed up by a Michigan winter road)