additional tab for tags, color

would be cool if nautilus would allow to set and display extended attributes in a tab. one special attribute especially is attracting, have color for folders or files, like macosx or windows allow it: https://www.youtube.com/watch?v=WC-QJnskOEA.

remotely relevant:

• extended attributes: https://en.wikipedia.org/wiki/Extended_file_attributes
• hans reiser wrote a piece in 2002 about storing files not only hierarchical, vaporware: https://web.archive.org/web/20070927003401/http://www.namesys.com/whitepaper.html.