* Bitcoin is digital gold. Kinda interesting, but not enough to build a modern civilization on.<p>* Ethereum is digital oil. Once the switch to proof-of-stake occurs, it will be a bit better foundation for some civilization, though it still has problems [1].<p>* One thing that Balaji does not address is that all current cryptocurrencies (or crypto-commodities if you prefer) act to <i>increase</i> economic inequality. When a large cryptocurrency provides a UBI and solves immediate technical problems [1], then we'll need to talk about roads :-)<p>[1] <a href="https://vitalik.ca/general/2019/11/22/progress.html" rel="nofollow">https://vitalik.ca/general/2019/11/22/progress.html</a>