Online Dating for serious daters does not need to be more social, it needs to be more effective/efficient.
It needs to reduce the false positives problem and big data dating IS NOT the key to long-lasting romance. The key to long-lasting romance is STRICT PERSONALITY SIMILARITY and not "meet other people with similar interests".
Innovations are not adding more bells and whistles to actual online dating sites.
Please read: The 8 tips to innovate in the Online Dating Industry!