Okay, a wreck is hyperbole. But to play into your 30s at the top level you need to take pretty good care of yourself. Knock 10% off his sharpness and performances and he'd just be someone dialling it in for big wages. If we're going to have older players I want them to be consummate professionals.
Obviously this could just be his one big pissup for a near unprecedented feat, but stick it with the other pissups we've seen, the drink-driving and the knowledge that to do a session that long you pretty much have to be on the beak, and I'd put money on him not having a particularly long career at the top.