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Kindle Notes & Highlights
The surface is important. It’s where your product or service meets customers. Human beings are complex and fickle, so it’s impossible to predict how they’ll react to a brand-new solution.
Get that surface right, and you can work backward to figure out the underlying systems or technology.
“Why are we doing this project? Where do we want to be six months, a year, or even five years from now?”
Now it’s time to get pessimistic. Imagine you’ve gone forward in time one year, and your project was a disaster. What caused it to fail? How did your goal go wrong?
will discuss each solution sketch and make note of standout

