On 11/18/2013 12:27 PM, Risker wrote:
To be honest, I suspect if the Google fellow said anything like this, it was that they might ignore nofollow on Wikimedia wikis, but I'm pretty certain that he didn't say Mediawiki wikis.
I remember being surprised too that it applied to all MediaWiki installations rather than just Wikimedia sites. I have pinged him about it.
Gabriel