With everything that is complex, we learn. If you don't learn, then it's an utter and abject failure. If you do learn, and you're able to apply that to the next situation, then you take away a measure of success.
Once you have extrapolated the effects a particular science will have on society - cheap clean energy, rejuvenation - the political impact is quite easy to predict. The two are twinned.
Writing is like carrying a fetus.
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