In the quiet arithmetic of football's great transfer markets, Real Madrid has once again demonstrated that patience and institutional vision outlast the urgency of rivals. Yan Diomande, a 19-year-old from Ivory Coast whose gifts were noted long before the world caught on, will leave RB Leipzig for the Spanish capital in a deal exceeding £100 million — the culmination of five years of scouting and a bidding war that saw Liverpool withdraw early and PSG ultimately concede. It is a story less about money than about the enduring power of a club that knows what it wants and waits, quietly, until th