Sandro Tonali has shown what he can do for Newcastle - the class and vision are glaring - but this summer has also shown what he needs to do.
Eddie Howe’s midfielders run in all directions, and they run hard. They track runners and, at the other end, give their opponents a runner to track.
On his debut, against an average Rangers side last month, the £52million arrival from Milan was the best player on the park.
When the team flew to the United States from Glasgow the following morning, staff were eulogising over his qualities - he saw things a second quicker than everyone else and his precision was close to perfect.