Actually Kaspersky not only matches Spysweeper but far surpasses - I was surprised when I saw the following.
http://usa.kaspersky.com/threats/spyware.php
I just uninstalled Spysweeper - avast and ad aware - as my machine was dogging it - installed Kaspersky Internet Security 6.0 and I am now a converted Kaspersky user......
Just noticed on thier site that they were voted CNET Editor's Choice Award...
Pretty cool should have made the switch long ago......
Cheers great forum BTW...