Linkedin is used for lead generation, for more than just recruitment. OP touches on it when he hints at the email-hunter extension. Linkedin can skew results

Linkedin is used for lead generation, for more than just recruitment. OP touches on it when he hints at the email-hunter extension. Linkedin can skew results and obfuscate data to users who are heavily digging for lead data. Remember, Linkedin's main value proposition is that it has a wealth of user-submitted data, and if it loses that it loses some of it's value.