It has fallen off because most states have decided not to use an app. The exposure notification itself can only be leveraged by government/health officials. I

It has fallen off because most states have decided not to use an app. The exposure notification itself can only be leveraged by government/health officials. I released a blog post (10min read) this past weekend breaking down digital contact tracing in the U.S. I also discussed why Google and Apple's solution isn't sufficient. https://tolusnotes.com/state-of-digital-contact-tracing-in-the-united-states/ https://tolusnotes.com/state-of-digital-contact-tracing-in-t...