Amazing story. This is a textbook example of how one can become millonaire in a short span of time: A series of concentrated bets, with high conviction, in the same theme. When the thing jumps, your portfolio simply goes bananas.
I'm not again diversification, but since I returned to Hive from a long hiatus exodus as I tried steem in its first year, I have had the same sensation that Hive is the biggest underdog out there. Is true decentralization, true community and true network. Basically unstoppable.