> Compare: the organ-donor registry. When it's opt-in, most people don't opt in. When it's opt-out, most people don't opt out. Most people just don't care.
Most people don't know it exists or that they have an option. You cannot care about something if you don't know it's there.
Most people don't know it exists or that they have an option. You cannot care about something if you don't know it's there.