I thought you just posted on another thread that closed source VMware was a better product than anything open source. Why then are you pushing an inferior product on us? You want all software to be free, like Richard Stallman?
Funny I was not aware that posting an interview with the CEO of a publicly traded American Company was 'Pushing' something on you? He is a clue, just because a chainsaw is more powerful than a scalpel heart surgeons don't use em'
I do think ESX is far better than Xen, and have said so. I might use Xen for low level service separation maybe separating out web application server domains on one piece of hardware but if I wanted to migrate my infrastructure off of hardware to just disk I would *AND DO* use ESX..
To put it more plainly for you, a good Architect needs a bunch of tools in his belt and only when dealing with the technically uninclined does every problem look like a nail..