review of mad, page-20

Empiricism in the philosophy of science emphasizes evidence, especially as discovered in experiments. It is a fundamental part of the scientific method that all hypotheses and theories must be tested against observations of the natural world rather than resting solely on a priori reasoning, intuition, or revelation. .

The above iis Wikipedia .

This concludes how the evolution of science is how skeptics bad their their knowledge .

So again the increase in technological advancements can now , what was before not only unattainable & ipreviously not cost effective , now a easy target.......in simple words .

Comprende ??