Simple. S. W. I. N. D. L. E.
Tulip mania taken to a new high-tech level.
Only the first few that get into the Ponzi scheme ever get a payoff.
Bitcoin has been there for more than 10 years now...
All I can tell you is that I began invested in crypto about 4 months ago.
As I write this, my crypto portfolio is up 83.20%
Tulips would make great currency—personally I would prefer them to bitcoin—at least you get beautiful flowers out of the deal, you can take _physical_ possession of _something_, and they are still there when the power goes out or the hackers shut down the computer system!