"Article after article and post after post have compared and
contrasted Xen, VMWare, Veridian, and a host of other
virtualization technologies, with opinions on performance,
management tools, implementations, etc., etc. in abundant supply.
Inevitably when it comes to Xen, the story comes full circle with
some sort of declaration about 'data center readiness.' The
definition of 'ready for the data center' is quite subjective, of
course, based largely on the author's personal experience, skills,
and their opinion of the technical capabilities of those managing
this vague 'data center' to which they are referring.
"Sadly, most seem to think that IT professionals managing the
data center are buffoons who are somehow incapable of working with
anything that doesn't include a highly refined set of GUI tools and
setup wizards..."