As Bill Gates reflected on what he calls his "most unusual and difficult year," the billionaire also looked ahead to 2022 and beyond with no shortage of optimism — including when it comes to our "more digitized future."

In a year-end post on Gates' personal blog, the Microsoft co-founder included a prediction about the future of work, and how it could be changed by the rise of the metaverse, the virtual worlds being built by tech companies like Meta (formerly Facebook) and Microsoft, where users will be able to work, play and socialize.