|VSS is a backup tool for servers, but it's also available on Vista. DD is right though. Since this is an OS question, it would better have been answered in the proper Forum. Don't repost...|
If you want to turn it off:
Might I suggest you enter Volume Shadow Copy in Vista Help. That should explain it sufficiently.
"So won’t you give this man his wings
What a shame
To have to beg you to see
We’re not all the same
What a shame" - Shinedown