"Asked me permission to use the bathroom. Every time. In spite of my protestations that he was an adult who I trusted to make his own decisions about going to the lav. He also sent me a weekly spreadsheet of all his breaks (potty and otherwise), lunches, and arrival and departure times. This is in no way required or the norm in our workplace.
Finally, after multiple pleas from me he stopped doing that. He was very smart and very skilled, but this was the first indication that he would otherwise be a lot of work."
Several others were not instantly fired, either, but lasted a month or more.
FEDERAL GOVERNMENT JOB HANDLING NATIONAL RECORDS in the archives division.