"If there was some crypto without any incentives of hodling long term, "
The opposite.
Cryptos that are anchored to USD have no appeal. They're less useful than USD, and, there's no 'get rich quick' aspect. So what's the point.
The Ponzi Mania is what drives people into BTC and to talk about it incessantly on the Internet etc.. Without the mania, it's not going to spread.
An institutionalized crypto, like one by the government, and which had some kind of stability (i.e. central banked) would probably get critical mass and therefore have some utility.
El Salvador leader is basically criminally derelict, he should be jailed.