Eddie Irvine, Schumacher's former team-mate at Ferrari, said the German had struggled to findanoutlet for his ruthless competitive streak since retiring.
And when United did findanoutlet, often in right winger Nani, they failed to make any impact as time and again Chelsea snuffed out a limp attack and hit back themselves.
Across the carpet, Christie's has been masquerading as a dealer called King St Fine Art, through which clients who prefer to dispose of their artworks by private sale rather than public auction are supposed to findanoutlet.