Chapter 8
Distance
Knowledge can flow from near or far,
The distance it goes, sets the costs’ bar.
Beyond the code, distance can span,
Social factors—its way can expand.
Chapters 5 through 7 delved into why certain components appear destined to change together. You learned that the stronger the integration is between two components, the more knowledge they share. Naturally, the more knowledge that is shared between components, the higher their likelihood of needing to change simultaneously. However, Chapter 7 concluded by noting that knowledge sharing is not the only trigger for cascading changes within a system.
This chapter explores another crucial dimension of coupling: the dimension of space. I’ll illustrate how the physical locations of ...
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