The email, addressed to a user named Franz, was re-posted to , and then to . In the email, Cook tells the user not to worry, "as we're working on something really great for later next year."
Apple confirmed to that the message is indeed from Cook.
The entire email reads:
Franz,
Thanks for your email. Our Pro customers like you are really important to us. Although we didn't have a chance to talk about a new Mac Pro at today's event, don't worry as we're working on something really great for later next year. We also updated the current model today.