After all, the PDF electronic document was born in 1991, the cost of bandwidth collapsed in the 2000s, and Zoom and Slack, two firms whose technology powers remote working, are both nearly a decade old.

毕竟，PDF电子文档在1991年就已面世，带宽成本在本世纪头十年大幅下降，提供支撑远程办公技术的公司Zoom和Slack都已经有近十年的历史。