How is oxide practically different from the application point of view than the vblock/vxblock/flashstack/etc. piles-of-servers-with-modestly-better-integration

How is oxide practically different from the application point of view than the vblock/vxblock/flashstack/etc. piles-of-servers-with-modestly-better-integration solutions? I really thought they were going to do fully disaggregated clusters, but it looks more like vxblock-with-remote-management.