Those whims seem to be telling him to stay in his Google glass menagerie and enjoy what his keepers feed him and taking time to play and extensively critique _Borderlands_. And that's a fine and understandable hacker hedonist strategy, but please, STFU about "curing cancer" etc. (unless he's going to get in the ring(tm), which I seriously doubt he ever will).
But to be fair, I've seen this happen to a few of my friends who hit it big, and I think it explains why there are so few Elon Musks and James Camerons among us. Once Maslov's hierarchy has been topped off, it's like the insatiable drive to achieve that made that possible just evaporates.