This is totally optional, don't give google more data about links than you already do...
https://twitter.com/dannysullivan/st...88611918696449
1) The two new attributes are voluntary choices for those who find it useful to be more granular. It's a *choice* and we don't need to put "teeth" into a choice. Use them. Don't. It's a choice.
2) Nofollow, as we explicitly said, continues to work for sponsored links.
