OkCupid offers a diiferent approach to Online dating.

With the ever rising popularity of Online dating and the multitude of sites catering to that trend, for people looking for love, it has became imperative to know which site offers the best chances for finding a perfect match.
In that environment and faced with formidable competitors like Match.com, eHarmony.com and PlentyOfFish.com, a dating site called OkCupid.com is trying a new approach which basically consists of numbers crunching.
To be more exact, the free site founded in 2004, analyzed more than 7000 users' profile pictures in terms of the reactions they have generated. That information was organized in a rational way so to show what type of profile picture generate the most enthusiastic reactions.
In conclusion, the one finding by the site is that more than just look, the sure way to generate favorable messages in your in-box, is you being perceived as conversation-worthy based on your profile picture deemed intriguing enough.

For more, see NYTimes.com