See this post.
JRL
2009-10-27 19:49:01
Were comments broken on Oct. 27, 2009?
Roger Pate
2010-04-23 01:24:05
A:
Like I said in my post, those registry keys don't exist, so, nothing there to delete as mentioned in the post you linked to.
I know it's a bit late, but if you associate your accounts (from your profile page) you'll regain ownership of the question.
ChrisF
2010-03-27 13:08:42