An example of the supposed benefits -
Try accessing Robert Osterloo's excellent scenery listing - http://walhalla.mine.nu/fsx.php
As of this morning OpenDNS is blocking it -
Google incorrectly reported the hosting domain for the abuses by some subdomains.This web site at walhalla.mine.nu has been reported as an attack site and has been blocked based on your security preferences.
What happened when Google visited this site?
Of the 4333 pages we tested on the site over the past 90 days,
0 page(s) resulted in malicious software being downloaded and installed without user consent.
The last time Google visited this site was on 09/20/2008,
and suspicious content was never found on this site within the past 90 days.
That's the equivalent of them blocking all of -
btinternet.com
because
usersite.btinternet.com
caused a problem.
ATB
Paul