Plaxo just put me off by forcing me to choose my gender:
The only options were male or female. C’mon Plaxo, get with the program! This is the modern day and you should know better than to only give us these limiting binary options with which to define ourselves (and must you force us to define ourselves in those terms at all?). What about everyone between or outside these options?
When you’re building a social networking site you should have advisors on identity politics, since you are getting your users to create identities on your site.