HTTP 418 status code means a server refuses to brew a coffee because it’s a teapot.
This status code was a part of an April fools joke in the Hyper Text Coffee Pot Control Protocol (HTCPCP).
There were some discussions on removing this status code, but it is likely here to stay for the foreseeable future.
No spyware, no promotional emails, or keyword-stuffed junk. I will only send you a single email when I've got something interesting to say. Unsubscribe anytime.
You can also subscribe to the Atom feed (it's like RSS, but better).