What do Bitcoin and Ethereum have to do with escaping capitalism? Capitalism is an economic system oriented around private ownership[0]. If anything, they epitomize the libertarian/capitalist ideal by providing an alternative to fiat currency, the latter being a statist construct.
I always wonder what a better solution than capitalism is. It's not perfect, and it's pretty broken when politics and corporate interests are in bed together. However, we're seeing the ill effects of socialism (Venezuela) like starvation and I prefer the former. Furthermore, the crypto economy might be the closest example we have to "Free Market" capitalism.
Georgism is a very interesting idea -- however, in its purest form, what is the incentive to invest in land? E.g. to build tall buildings, factories, invest in better farming practices/technology, etc.
Would it not be better to have full property rights, except with externalities captured?
Maybe, as part of an overall, integrated strategy.
Cryptocurrencies needs pervasive/critical mass deployment and price/scarcity stability in order to be everyday useful.
I think the greater issue is the "Russian roulette," billionaire-media-legislative corruption complex that has infected many countries to the point of gross inequality (which may lead to a similar repeat of the French Revolution) and ecological collapse (eg Holocene extinction).
[0]: https://www.merriam-webster.com/dictionary/capitalism