More details on that announcement of the Google / Audi partnership - its been extended to Honda and Hyundai as well. Since Audi are on board I'm hoping SEAT and VW will follow, seems like a no brainer but you never know.

From the +Android Google Plus page.

 
     Today we’re excited to announce that Audi, GM, Google, Honda, Hyundai and NVIDIA have teamed up to form the Open Automotive Alliance (OAA), a global partnership committed to bringing Android to cars starting in 2014. Learn more about the OAA at www.openautoalliance.net     "