European nights at Old Trafford have become traditional reference points for United's progress and have arguably assumed even greater significance now as Moyes, a novice in this environment, embarks on the job of succeeding Sir Alex Ferguson.
And yet, as Ferguson dominated the agenda with the release of his autobiography, Moyes was reduced to part of the background scenery in this crucial week as his predecessor took centre stage.
Moyes and his players looked like they welcomed the opportunity to turn the spotlight away from United's past under Ferguson and back to the present after an unsatisfactory start to the season.
It was mission accomplished with the 1-0 win over Sociedad secured courtesy of Inigo Martinez's comical second-minute own goal, sliced in hopelessly following a moment of magic from man-of-the-match Wayne Rooney.