In bloodstock circles, plenty of air is devoted to rueing the unforgiving nature of the market, not least the tendency to toss a mare out with the bath water should she fail to sparkle with her first few foals. When Kameko (Kitten's Joy) won the G1 2000 Guineas on June 6, he made a fairly strong case for perseverance. His dam, the well-bred graded stakes winner Sweeter Still (Ire) (Rock Of Gibraltar {Ire}), had been the co-second highest priced lot at Keeneland's January Sale in 2014 at $750,000 in foal...