WATCH THIS VIDEO! (No really, you should)
The NSTIC: Myths, Misnomers, and What About SEO?
Why Does This Matter to SEO?
"And the notion of strong identity was never invented in the Internet. Many people worked on it - I worked on it as a scientist 20 years ago, and it's a hard problem. So if we knew that it was a real person, then we could sort of hold them accountable, we could check them, we could give them things, we could you know bill them, you know we could have credit cards and so forth and so on, there are all sorts of reasons."
Some Other NSTIC Myths
NSTIC Documentation (Note this is a worldwide, not just US effort) Just to show this is not conjecture and a few to many apple martinis. Here is the documentation to help you better understand that entire Identity Ecosystem, from the Federal Government and Google themselves.