Google (translate) is stupid - NOT
translate.google.com
translate.google.com
http://translate.google.com/#es|en|google%20es%20estupido
http://translate.google.com/#es|en|google%20es%20un%20estupi...
(the former translates to correct english, the latter is correct spanish)
I don't know if this has always been the case, but I'm pretty sure it's been around for a few years.
Funny: "ist doof" translates to english as "sucks", not "is stupid".