It has always fascinated me that so few people will explore further, or even visit the profile of someone whose comment they like or heart. That makes the hearts feel disingenuous and alludes to the likelihood that this person is just a chronic scroller and liker, and not actually take in any of it. However, for some, they might believe they are doing a service by blessing people with notifications. Then there are those who just want to be seen, and they know hearts are a layer before being seen