Makes sense, no?
No it's not?
But that's not a pyramid scheme. It's speculation like any other commodity. And bitcoin is here to stay imoYes it is, it has no basis in reality. Only the people who buy it and sell it on at a profit for real folding money make a profit. It is a gamble.
In the end, the whole thing could crash and leave people with a lot of worthless stuff they can't sell. Then they are stuffed. It's a bit like monopoly money.