The cloud storage market is expected to exceed $390B by 2028. Data growth is driven by new cloud-native applications incl. AI/ML, continued enterprise application migration to the cloud, and the continued growth of hybrid deployments . This explosive growth in cloud storage is expanding the manner in which the underlying storage technologies - HDDs, Flash, archival media - are used by the cloud storage platform, and is also driving the need for innovation in storage media technologies. This presentation will highlight the changing storage workloads in the cloud, present Microsoft’s perspective on how the requirements created by these workloads are changing how cloud platforms use storage, and discuss the need for innovative new storge technologies to address the vast scale which tomorrow’s cloud storage hierarchies will need to encompass.