On the other hand, if you want to keep your options open and steer clear of such challenges, the obvious conclusion and take-home lesson is to avoid the problem in the first place. Sure, you can wait until you're stuck in a traffic jam before you consider alternative routes, but by that time it's too late to avoid the jam — all of your efforts are focused on trying to get out of it. You're better off keeping your eyes on the road and your ears on reports of the route ahead.
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About the author: Kevlin Henney is an independent consultant and trainer based in the UK. His work focuses on software architecture, patterns, development process and programming languages. He is a coauthor of A Pattern Language for Distributed Computing and On Patterns and Pattern Languages, two recent volumes in the Pattern-Oriented Software Architecture series.
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