According to Stacey Higginbotham over at GigaOM, IBM's purchase is just one of many acquisitions and investments shaping the cloud playing field. Enterprises like CA have also started snapping up startups as IT buyers have shifted their focus to virtual machines rather than servers. It's a shift that has also given rise to platforms as a service. Last week, Salesforce.com and VMware launched VMforce, which takes aim at Google's AppEngine and Microsoft Azure.
IBM's purchase of Cast Iron is just one of many acquisitions and investments shaping the cloud playing field.