<img src="/ubbthreads/images/graemlins/up.gif" alt="" />

Indeed, this is the whole idea behind human experience and learning curves.
The human technology advances are logarithmic in not linear.
That is why human technological advances in the last 300 years exceed all advances in the previous history.
<img src="/ubbthreads/images/graemlins/wave.gif" alt="" />