The pairing of Bernhard Langer & Jason Day was a perfect example of 'old school' vs. 'nu skool'.
It also showed how a shorter hitter (Langer, -1), adept with both wedge play and putting, was able to both keep pace and beat a longer hitter head to head (Day, E).
Langer commented how, on one hole, he was hitting 3 wood into the green whereas Jason hit a 7 iron!
Going caveman with the big dog has its place, but so does Course Management and, as Harry Callahan would say,
"A man's got to know his limitations