the gvfs-fuse mounts are a way for softwares which don't use gvfs directly (ie which don't understand smb or ssh uris for example) to access network shares through gvfs using transparently a local directory
the gvfs-fuse mounts are a way for softwares which don't use gvfs directly (ie which don't understand smb or ssh uris for example) to access network shares through gvfs using transparently a local directory