All of these founders had to actually do it. And the doing at part was the hard part. They had to build good products. You can't take for granted. Be very careful about pretending that you know how big the market could be. It turns out with so many of these transformational technologies, there are use cases you can't dream of that once you build a 10x better product, other people will do.
Dalton Caldwell and Michael Seibel talk about where the ideas for Airbnb, Coinbase, and Stripe came from. Then they discuss what you can learn from these founders.
To create Rookies Mistakes we asked YC founders: Is there a simple fact you wish you knew when you started your company or a rookie mistake you wish you could take back?
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