all a bit too 'big iron'

"...but common formats and live migration across all platforms is something customers want"

Common formats probably, live migration - no. Not unless you can tell me why it's going to help me, where 'me' any of the innumerable small businesses of the world with small budgets.

And before they get too clever, did VMWare cure that disk corruption bug that apparently occurred with heavy disk activity on sata VMWare server when running on windows (<http://communities.vmware.com/message/967522>)? Cos I think that' would concern me more.