That means nothing
You are not a doctor and as you seem to suggest anyone could carry out these tests
But that's your non medical opinion , watch the programme , you will gain more knowledge than just believing your own , non medical hyperbole
The opinion of the medical experts is that testing needs close medical supervision
And what it also doesnt need is the sister of the disgraced dominic cummings being a top cheese in the company involved in rolling out the test app , which ended up being bollocks