You also need to know that there’s the potential for a fairly major .gitignore bug on OS X: <a href="http://article.gmane.org/gmane.comp.version-control.git/225675" rel="nofollow">http://article.gmane.org/gmane.comp.version-control.git/2256...</a><p>Homebrew backed out 1.8.3 because of this.