According to Apple PR, the email exchange everyone was talking about this morning was fake. A spokesperson claims that none of the statements were made by Steve Jobs:
Asked on the record whether Steve Jobs was the author of any or all of these statements, a top Apple spokesman emphatically denied it.
We tend to mention that things routinely used to confirm the authenticity of email exchanges with the Apple CEO - such as email header information - can be faked and therefore caution that some scepticism should be shown. [CNN]