The original idea was flawed. The reason so much blood needs to be drawn is because small samples too heterogeneous. Unless you change the properties of blood n

The original idea was flawed. The reason so much blood needs to be drawn is because small samples too heterogeneous. Unless you change the properties of blood no test will fix that. Many many people knew this which shows that investors failed to perform some fairly basic due diligence and instead invested in gut and founder charisma. That may be okay when you're betting on a social network, but charisma can't overcome intrinsic empirical limitation.