"One of VMware's biggest competitors, Nutanix, claims to have swiped tens of thousands of VMware customers," reports Ars Technica. They said higher prices, forced bundling, licensing changes, and more strained partner relationships have frustrated customers and driven them away from the leading virtualization firm. From the report: Speaking at a press briefing at Nutanix's .NEXT conference in Chicago this week, Nutanix CEO Rajiv Ramaswami said that "about 30,000 customers" have migrated from VM…