Outsmarted ? Not entirely
Yeah, they got the prematch coaching and tactics wrong, but thats just a part of the work of the coach.
During the game, a coach normally reacts on how the play is going.
In the native competition, where you know every team, its okay
However, when you meet shaktar who appear to be completely diffrent then what you tought if it, it became a huge factor that he wasent there.
Having conte back on the bench for serie a games wont change that much, but in europe it would have a massive effect