I liked spatial nautilus, it endorsed KISS. Other operating systems that had the same basic interface include classic Mac OS and Windows 95. Both of them were e

I liked spatial nautilus, it endorsed KISS. Other operating systems that had the same basic interface include classic Mac OS and Windows 95. Both of them were easy to use as well (until they crashed) though the latter messed up by having a virtual desktop folder become the root of a tree with more virtual folders that didn't have anything to do with filesystems (they kept going downhill ever since).