First XPoint, then Z-NAND: Oh dear, server-makers. SCM is happening

Storage-class memory Nirvana 1.0 could be a 2019 event, says our man

Analysis Storage-class memory (SCM), in the shape of Optane, is already here and, with Samsung's Z-SSD, set to become available for use by servers. What does this mean and when will it actually happen?"