OK Cupid (“OKC”) is one of the hottest online dating sites on the Internet. With its analyzing and calculating for you a qoutient as to how each potential partner stacks up against you in terms of their “Match %”, “Friend %” and “Enemy %”, it is a unique service, and many say it’s the best of the bunch as between the legitimate and well-known dating sites such as Match.com and eHarmony. But, while the process behind the “match percentage” is elaborately explained on the OKCupid website, and one can even infer what the “friend percentage” means, how they calculate the “enemy percentage”, or what the Enemy percent even is, remains a mystery. What does “enemy” mean on OKCupid, exactly? Why does it even feature on a dating website? How can two people who don’t even know each other be ‘enemies’? We explain.

We have already written about the seamy underbelly of Facebook’s recently rolled-out Graph Search. Now here’s a more upbeat and interesting flip side to Facebook Graph Search: it turns Facebook into one of the best, largest, and free dating sites out there.

You may think that you are being oh-so-careful with your Google profile, Match.com profile, Facebook profile, or other social media or dating site (or other) profile. You never use your full real name publicly, you don’t share your address or where you work. But if you have an image in your profile that has ever been published anywhere else on the Internet, it can be very easy to use Google’s image matching search engine to quickly discover any information associated with that image anywhere online.