Benefits: This solves our fear of death. When we are young, the data can tell us little information about our death. So we don't need to live in constant panic. But it will tell us to cherish our life when life approaches its' end. The earring uses bio illuminances and needs no battery. It is extremely robust and does not need any care at all. This is generally accurate with one year of deviation. This product will give us a new perspective on life and death. Our society can be more efficient by customizing the retiring age based on this prediction, to maximize social efficiency. 

Pains: First, it conflicting with our current world value. It has the power to completely shift our lifestyle and invalidate our understanding of human beings and where we stand in the universe. Moreover, everyone can see your earring and your life. There might be some social issues going on with people coming to the end of their lives. Those people approaching death will certainly be discarded by society.

Data: The data is extracted data from "God" and reflects the predetermined program pushed to you since you are born.