Ok well we are still testing for compatibility with Windows XP and indeed Internet Explorer 7. Our customers in the NHS use this technology so we have to test against it. We would like it to be a secure as possible. In fact the systems we test against are "Virtual" machines. They are run on known virus free fully patched PCs. Still it was interesting to find that there was a simple way to maintain the robustness of the XP testing machines against future threats.
If you would like to know too then here is the link to copy and paste into your browser:
and here it is again complete with the Microsoft response: