Yes, vitamins "have some benefits", but no one wants them. If they cured cancer, sure. But they dont.
Likewise, sure, an international distributed ledger that can compute about as much as a school calculator "has some benefits", but it doesnt cure anything. Least of all "international finance".
Crypto-holders (ie., people in the pyramid scheme) want the debate to be about the technology... so you can't quite see the structure of whats going on.
ie., that there's no demand for the product. No one wants your 100MW blockchain calculator