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Jul. 5th, 2016 10:26 pm![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png){kind=small}
timeletsImagine that we follow function-arrows from Sources to Targets. Suddenly, we realize that we are at a wrong Target. How do we know what went wrong? How do we know that there was a fork on the path and we took the wrong branch? Or maybe there was an opportunity to create a new branch but we missed it.
