Think about this on a larger picture. This may be the greatest invention, idea, conception, creation and many words that fail me now at the sheer magnitude of this whole thing.
Altcoins be like, "Bitcoin is old tech" hehe.
It's crazy to think that we may never know just whom Satoshi is.
We may not but it doesn't really matter. His idea lives on.
....
In case he's alive and well, I'm sure that he was smart enough to mine Bitcoin to other addresses later or simply buy at under 5$ a piece so he can live a good life and still stay under the radar.
Can he not use coinjoin wallets instead?