Answer:
Basically its saying that the "digital device" which is most likely the phone, used to be an indication of how wealthy you were, like if you had the latest iPhone, you had more money than the person that had the iPhone from 3 years ago. However now, since kids have phones at earlier ages, they are less invested in the relationship with their own parents, and more inclined to care about trivial things such as how many people liked their photo on social media.
Step-by-step explanation: