And the mistakes he made will just be papered over while what worked is left to be studied.
Actually, what didn't work is very valuable. That's the whole point of things like customer development/lean startup. You learn why something didn't work so that you don't repeat your mistakes, and chart a course for something that you think will work the next time.
Actually, what didn't work is very valuable. That's the whole point of things like customer development/lean startup. You learn why something didn't work so that you don't repeat your mistakes, and chart a course for something that you think will work the next time.