Any specific reason author decided to share the same link twice [0] in the last week?
HN user
hatedatingapps
And their whole business model was built around an idea to trick user into paying yearly subscription for the first year and then do whatever it takes to make them pay for the second year. Cancelling subscription was a quest itself, and given that couple of company's brands are targeting >50 years old people, it was relatively easy to scam them and not return the money
I used to work for the third largest online dating company in the world, and we had a tedious 150 questions quiz even before user were allowed to login in the app. And guess what: this test was only used to define a pricing bucket for the user depending on their past dating experience, how desperate they are, location, device os and other factors. There were some psychology related questions and a decision tree to dig deeper in one's soul.