Chrome 73 is now rumored to add a feature that can organize tabs into certain sets to the browser. This may be most reminiscent of the similar function that Microsoft is reportedly set to bring to Windows File Explorer in the future. In addition, it is now alleged that Google will add a dark mode to Chrome 73 for Macs.
https://www.notebookcheck.net/Next-version-of-Chrome-may-have-Dark-Mode-and-tab-grouping-features.377886.0.html