The Daily WTF

A few years back, Mike worked at Initech. Initech has two major products: the Initech Creator and the Initech Analyzer. The Creator, as the name implied, let you create things. The Analyzer could take what you made with the Creator and test them.

For business reasons, these were two separate products, and it was common for one customer to have many more Creator licenses than Analyzer licenses, or upgrade them each on a different cadence. But the Analyzer depended on the Creator, so someone might have two wildly different versions of both tools installed.

Initech wasn’t just incrementing the version number and charging for a new seat every year. Both products were under active development, with a steady stream of new features. The Analyzer needed to be smart enough to check what version of Creator was installed, and enable/disable the appropriate set of features. Which meant the Analyzer needed to

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