If Xen is the best you can come up as a result of research impacting industry in the last ten years... IBM had been doing basically the same for decades, so I'm

If Xen is the best you can come up as a result of research impacting industry in the last ten years... IBM had been doing basically the same for decades, so I'm not sure one could consider Xen particularly revolutionary. Edit: Also note that Xen in no way fulfills the definition of Systems Research, it is simply a new minor twist on a very old idea.