Veeam, Vizioncore, and PhD Virtual all showed there latest released products as well as the future products that integrate with VMware vSphere at much deeper levels that previously available, ala the VMware vStorage API. Talk was also about expanding their products into Microsoft Hyper-V as well as Citrix XenServer. This space has become so important that even the traditional backup vendors such as Symantec (BackupExec) as well as HP (DataProtector) are getting into the act. This shows ecosystem as well as market maturity not seen at last years VMworld.