Study performed by dating app but that's quite interesting: >In 2016, eHarmony announced their questionnaire would now be optional for users.[16] By 2017, the

Study performed by dating app but that's quite interesting: >In 2016, eHarmony announced their questionnaire would now be optional for users.[16] By 2017, the questionnaire consisted of 150 questions, down from 450 questions.[17] they had a lot of data.