On the Node 2, you can see following stack that represents mounted NTFS. Cluster guarantees that only one node has NTFS in the state where it can write to the disk, this is important because NTFS is not a clustered file system. CSV provides a layer of orchestration that enables NTFS or ReFS (with Windows Server 2012 R2) to be accessed concurrently by multiple servers.
Az MS dolgozók is félrebeszélnek. :-)