July 2018
Beginner to intermediate
124 pages
3h 9m
English
The first time I truly began to visualize software as a flow system was when a friend of mine shared the freeway metaphor with me. Let’s take a look.
Imagine you have to travel on a freeway to get from one place to another. As you get on the freeway, you discover traffic is at a complete standstill; cars are bumper to bumper. Your trip is characterized by stop-and-go traffic, with vehicles in front of you moving slowly and unpredictably. It takes forever to get to your destination—traffic is not flowing as shown in the figure.

Compare this to another trip. As you get on the freeway there are fewer cars ...
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