Several Google employees blogged about it almost the same time. It looks like they have some centralized "permissions to talk" at Google

Posts anout this news item by Googlers
Chris Di Bona, Open source program manger – http://www.googlersblogs.com/node/941
David Krane, *maybe* a PR person – http://www.googlersblogs.com/node/940
Matt Cutts, the Google SEO specialist – http://www.googlersblogs.com/node/942

Official Google blog is 2 hrs late, comparing to googlers blogs, but also posted on this – http://www.googlersblogs.com/node/943