I did too much engineering and not enough management, and we never managed to ship the damn thing. Also, I have learned that I hate thinking about money, and w

I did too much engineering and not enough management, and we never managed to ship the damn thing. Also, I have learned that I hate thinking about money, and would rather just give things away for free; if I would have to create a business around an idea to make it happen, that's a good sign that I should find a better way to spend my time.