many online dating sites are old & obsolete and soon, they will collapse

 Here is a list of the most interesting scientific studies relevant to the Online Dating Industry for you to consider reading.

Latest Research in Theories of Romantic Relationships Development shows: compatibility is all about a high level on personality* similarity* between prospective mates for long term mating with commitment
*personality measured with a normative test.
*similarity: there are different ways to calculate similarity, it depends on how mathematically is defined.

WorldWide, there are over 5,000 online dating sites but no one is using the 16PF5 (or similar test) to assess personality of its members.
Without offering the NORMATIVE16PF5 (or similar test measuring exactly the 16 personality factors) for serious dating, it will be impossible to innovate and revolutionize the Online Dating Industry
All other proposals are .............. NOISE



It seems C-level dating executives do not pay attention to new and fresh research, and thanks to that, many online dating sites are old  obsolete and soon, they will collapse (eHarmony, PlentyOfFish Chemistry Predictor, Chemistry, True, PerfectMatch, Parship, Meetic Affinity, Be2, etc)

eHarmony's CEO should had launched a new site with a new matching algorithm to replace eHarmony, a nearly 12 years old & obsolete site, performing as placebo, but he failed.

Please remember TeAmoRU is copycat or eHarmony.

IAC's CEO should had launched a new site with a new matching algorithm to replace Chemistry, a 7 years old & obsolete site, performing as placebo, but he failed.

Moreover, the mobile migration will shrink the Online Dating Market a lot, and many sites will collapse!