Why people advocate for the right to be forgotten

Why people advocate for the right to be forgotten is multifaceted, but as Cozens points out, some of it comes from the human emotion of shame. He thinks a "permanent public memory" requires new approaches to shame and redemption. What do you think, how we should we collectively deal with shame in a future society where what you said or did may follow you forever? What would it mean to be redeemed or atone for past mistakes in a world that never forgets?