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How many social bookmarks did you create?

Can you delete them (assuming you decide that is the thing to do)?

How do you know they are not nofollowed? If they are nofollowed, it's unlikely they...

The load time issue is, I think, a script rendering issue. I don't know how much value Google places on that, but your FreeRolls script might be part of the issue.

I couldn't really find any...