By John Cross If this was a potential banana skin for Manchester City, then Pep Guardiola’s men never looked like slipping up. Instead, City delivered a clear message of intent: they have got their sights set on an unprecedented fourth consecutive Premier League title. They were frighteningly good and delivered a sensational performance and a 4-0 win which was probably as uplifting for City as it was demoralising for Arsenal and Liverpool. It feels hard to believe that City will drop any points when they are playing as brilliantly as this. Phil Foden was electric as he scored twice to maintain…