When the good Lord invented cricket, he did me no favours whatsoever by making the ball red and grass green. It’s because I’m afflicted by a debilitating cricketing disability that makes it all but impossible to pick the ball up early. I’m talking, of course, about red-green colour-blindness. Because my teammates haven’t always been convinced by the excuse “I couldn’t see the ball” after I’ve been bowled shouldering arms, I’ve always taken an interest in professional cricketers’ eyesight. Did...