The key to long-lasting romance is STRICT PERSONALITY SIMILARITY, but ...... the only way to revolutionize the Online Dating Industry is using the 16PF5 normative personality test, available in different languages to assess personality of members, or a proprietary test with exactly the same traits of the 16PF5 and expressing compatibility with eight decimals (needs a quantized pattern comparison method, part of pattern recognition by cross-correlation, to calculate similarity between prospective mates.)
High precision in matching algorithms is precisely the key to open the door and leave the infancy of compatibility testing.
article "Online dating: Behind the 'science' of digital matchmaking"
article "Tinder Will Fail" at COURTLAND BROOKS blog
The 8 tips to innovate in the Online Dating Industry!
The Online Dating Industry needs a very powerful algorithm like the "Teller Ulam design". In this case 100 times more powerful than actual matching algorithms.