Bitcoin itself has its value, but the current price surge is a bubble, it can be easily explained why the growth is exponential: 1. BTC price increases 4. There is media attention about the price raise 5. More people buy BTC, because FOMO 6. Back to point 1, but now a bigger group This loop is a pump, increasing the price as long as the loop isn't broken. The same pump can reverse, very quickly. Once the loop is pump…
Also ETH doesn't have an upper limit to the total supply, therefore its scarcity is not the same as BTC.