[nl]

I mean this politely and aware it's not great etiquette but have you read the interview or listened to the podcast? Because in that context it's pretty obvious this isn't the reason...

The narrative is that he isn't living a life of luxury or even comfort.

He has priorities other than his comfort.

That's the narrative and from that viewpoint it isn't important if he's living on 12k a year or 20k a year because of his BTC investment.