Atalanta midfielder Ederson has responded to those Manchester United rumours as the Premier League-linked midfielder insists that he is playing the best football of his career. A certain Casemiro may have made his name as one of the finest defensive destroyers in the modern era but, having scored 11 goals in a year-and-a-half at Old Trafford, the Brazilian veteran is clearly no Claude Makelele; barely straying across the half-way line and never even considering about a pot-shot from distance. Ederson, potentially Casemiro’s long-term successor for both Brazil and Manchester United, is a footba…