Preface

When I visit a city, if I have time, I like to wander around by myself, exploring, without looking at a map. It’s a privilege to work in an industry where I get to experience this feeling—the impulse to discover, to chart new territory, is irresistible.

Exploration isn’t limited to physical spaces. It’s also a privilege to work as a software developer and explore mental spaces. Isn’t it fascinating that we can define simple rules that create immense spaces for us to explore? Often, we end up in trouble—we’re lost. But at other times, we discover a trail of conceptual breadcrumbs and use them to construct a map. It’s ridiculous how much fun this is!

When we find and explore something interesting, like microservices, we should draw a ...

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