[taeric]

I think we'd both be surprised on how much actually does come from "building houses over and over." My assertion being that much of material science advancement came from required advancements from previous failed houses.

[penpapersw]

That's my same experience with programming. That's kind of what I was getting at in this article actually: that you get better by doing your best and making mistakes. Nothing beats hard-earned experience.

[taeric]

Completely agreed. It is good to learn from the mistakes of others, though.

To that end, it is good to have exposure to a lot of things that have failed. Seeing how they succeeded isn't as instructive, interestingly.