I'm not understanding what is "insane" about installing to /usr/local/Cellar and dropping a symlink in /usr/local/bin. This is the convention on OS X. All tools

I'm not understanding what is "insane" about installing to /usr/local/Cellar and dropping a symlink in /usr/local/bin. This is the convention on OS X. All tools I have ever seen install to /usr/local.