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Ubuntu will hit the big time on Amazon: Here’s how

Open … and Shut The cloud is the new operating system, and Amazon owns the cloud. Big iron vendors like IBM and HP are feeling the heat as workloads itch to move off expensive mainframes into Amazon’s public cloud. Even Microsoft, the once undisputed king of the operating system, is under siege as its Seattle neighbor embraces and extends .NET and SQL Server, making Amazon, not Microsoft, the one-stop shop for enterprise computing needs.