I think an equivalent thing would be to look at adoption of V-chips and how few ...

Tangurena2 22 days ago | parent | context | favorite | on: The UK's war on anonymity has come to America

I think an equivalent thing would be to look at adoption of V-chips and how few parents turned the feature on. This version of parental control was a failure> I don't expect other versions to do a better job.

https://en.wikipedia.org/wiki/V-chip