Earlier quoted context omitted.
IMO The Theranos basic concept is viable, but their implementation is flawed. There have been somewhat recent cases of the SECDEF firing a General or Admiral if a development or acquisition goes awry. The JSF Program Executive Officer, MG David Heinz [0] was one example. I doubt a senior officer would risk a $10Bn acquisition program on unverified technology. Development programs are another story. The Defense Contra…
"IMO The Theranos basic concept is viable, but their implementation is flawed." Can you point to any sources indicating that the basic concept is viable?
Using a smaller needle can be done. A skilled doctor or nurse can use a butterfly needle [0] with a fine tip, and the patient barely notices. As I recall, a 27G needle is about the smallest and not damage the blood cells.
Microfluidic Arrays [1] are one way to carry out some lab tests with smaller samples. What steps are required to get the results from the array would vary between tests.
YC (W16) funded Unima [2] is working on reducing the cost of certain lab tests with paper test strips.
[0] https://en.wikipedia.org/wiki/Winged_infusion_set