Apparently, because no billing info had been submitted with the account (it was a test account set up by a former staff member), it wasn't activated
-- so technically he couldn't cancel it. That didn't stop a different division of Google from sending a follow-up letter to be sure that he really wanted the account canceled, and advising him
to "simply do nothing" if that was the case.
Odden's simple, slightly humorous post sparked a number of readers to comment on similar experiences, highlighting some of the pitfalls that a company of Google's size faces when it comes to oversight and quality assurance.