So we're hearing it at last: the dreaded "C" word. Correction. After a bull run as long as the one we've seen in international bloodstock, we're now hearing this and other words chosen to discourage undue alarm. Last week, on the conclusion of their November Sale, Keeneland officials resorted to adjectives as queasy as "pragmatic" and "solid" to describe trade. "Correction" has a bolder implication: that if the market's down, then so it jolly well should be; values had reached an unsustainable high, and have merely been rocked back onto...