Source : https://venturebeat.com/2022/01/27/an-open-or-closed-metaverse/

The biggest issue that needs solving with regards to whether the metaverse is open or closed is one of economics. Closed metaverses are an easier problem to solve. Regardless of what content is available within a closed metaverse, that content remains within. How that content is made is almost beside the point; if content is company made or if it’s user generated, it all remains within the single world.