Right - see the MedCram lectures on the topic:
How to Beat COVID-19 with At-Home, Rapid Result Testing: 5 Min. Summary by Dr. Mina (Antigen Tests)
https://www.youtube.com/watch?v=AZWuyvBAWWQ
Coronavirus Pandemic Update 98: At Home COVID-19 Testing - A Possible Breakthrough (~ 15 min)
https://www.youtube.com/watch?v=h7Sv_pS8MgQ
At Home, Cheap, COVID-19 Tests with Results in 15 Minutes: How to Fix Testing with Dr. Michael Mina (~ 1 hr)