I'm sure a little research will either find undefendable discrepancies or not. In fact, I'm surprised a few of the others there haven't pursued this tack already. For Sammy, it was easy due to his short active presence and exceedingly sloppy stealth.

Personally, I liked the "flight school cadet approach validating the tactics and salesmanship" better. At least he was working with a clean slate on that one.