diff --git a/doc/todo/warn_of_breaking_changes_same_way_git_does.mdwn b/doc/todo/warn_of_breaking_changes_same_way_git_does.mdwn
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+When git introduces a breaking change, it prints a warning describing the change and saying "to turn off this warning set advice.warnaboutthis=false".  This adds the hassle of setting the config (once, globally), but the reduced confusion might be worth it.