There's nothing new here that wasn't discussed on the original thread.
Any computer that is going to be part of a business network has to have user accounts that cannot be escalated.
I agree... but there is more and more doubt arising as to whether this event ever happened. No proof has been offered. No explanation of how it was done... and many people extremely familiar with OS X are doubting the claims of Gwerdna andf the host's owner. It is looking more and more that this may be a hoax.