> And why exactly are we "hoping for a global currency revolution"
So that Visa and MasterCard can't censor things they don't like. So that PayPal can't block creators from withdrawing money because they made a Japanese style game
When institutional investors and yolo 'get rich' people sell their coins it will drop to (in case of Bitcoin) 2,000 USD again, it would be closer to a currency then. However people would go crazy, because it's only very, very rarely used as a currency. Most just use it as a speculative asset.