Those numbers didn't surprise me - in my online dating marathon, not aided by big data, I had roughly 100 first dates and less than a dozen second dates, before

Those numbers didn't surprise me - in my online dating marathon, not aided by big data, I had roughly 100 first dates and less than a dozen second dates, before meeting my now-wife (via okcupid). Hard to say the process didn't improve things for him, though - maybe he's distinct enough that compatibility for him is more rare than average.