This [1] is a good writeup on how they used it to replace the merge that github uses. You can't really capture the totality of corner cases in unit tests, espec

This [1] is a good writeup on how they used it to replace the merge that github uses. You can't really capture the totality of corner cases in unit tests, especially for complicated things. [1]: http://githubengineering.com/move-fast/ http://githubengineering.com/move-fast/