Everybody knows that Siri gets silly from time to time and starts cracking jokes. Most of them are not funny (e.g. "Two iPhones walk into a bar… I forget the rest.") But when Siri starts trash-talking Apple's competitors, things start to get interesting.

At some point in the past few months, Siri got an update that taught her the difference between "glass" and "Glass"—as in Google Glass. Now, when you prompt her with the Google Glass activation phrase ("Okay Glass"), she fires back some quick wit. This is no glitch either. Siri gave us five different responses to the prompt, and she sure does have that sass down pat. If only she could do all the other things she's supposed to do… [The Verge]