Gemini23 - 11:37 am on Jun 9, 2012 (gmt 0)

Sorry to disagree but surely links WERE a major part of Penguin... although also coinciding with the "unnatural links" messages around the same time..

the article at [googlewebmastercentral.blogspot.co.uk...]

"Here’s an example of a site with unusual linking patterns that is also affected by this change."