With all the hype surrounding the Facebook land grab, Facebook buzz surged late June 12 and early June 13. At 9 p.m. PST on June 12, Facebook usernames opened to the public enabling users to choose a vanity URL for their profile page.

Vanity URLs encourage sharing and increased activity on Facebook. Mashable reported that 200,000 users registered usernames within the first 3 minutes, and more than 1,000,000 users registered within the first hour. Will vanity URLs affect your interaction on Facebook?