Tier 1 are not advised to touch the terminal, considering the potential damages a few typos could do to anyone's system. It would have been far more appropriate to pass you on to someone who would have known how to search for the error you got.
Use
http://www.apple.com/support/feedback/ but package the feedback constructively... they should be able to find you with your serial, phone number, email, AND the time and day you called. It will be passed via the appropriate feeds to the corrective level to feedback the system. Even if you would not have the case #.