This is a common scenario on Tinder, as so many users come and go that a user may feel like they need someone new to talk to, thus deleting you from their messages.
How to Delete a Tinder Account: 12 Steps (with Pictures)
Yes, it has been going on since relationships began, but modern technology has made it more difficult to resist for those who have the impulse and are unsatisfied with their relationships.
In other cases, deception in profiles can lead to a suspension or ban from dating sites if one uses that lie about height, age, marital status, weight or appearance.