Prominent breakthroughs, a tech investment boom and the adoption of digital technologies during the pandemic are combining to raise hopes of a new era of progress: optimists giddily predict a " roaring Twenties" .

引人注目突破、激增投资以及疫情期间对共同燃起了人们对一个进步新时代将至希望。乐观主义者兴奋地预言一个" 咆哮20年代" 。