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But in the famous of Richard Feynman, this would imply that you do not quite understand what it is you're working on. You should be able to explain your startup to anyone. If not, get a better communicator.
No, it means the learning curve is far more than 30 minutes -- something I've gone through but they haven't.
Indeed some arrows of innovation fly further away from the boundary of common understanding than others. What's worse is that as that boundary expands outwards, the surface area becomes larger and keeping up with innovations requires more and more effort.
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