"Google is a pure-play Internet company, and ICANN is an important
creature in terms of Internet government," said Elliot Noss, chief of
Tucows. "It likely wants to understand it better." (CNET News)
"One idea is that it has to do with Google's AdSense for Domains business, which aims at the domain name industry. Google's technology "understands the meaning" of domain names, the company says, and then ties it in with search terms that people type in its search engines" (The Register).