If you're diligent to ls cool_stuff before changing directories, it's less of an issue. And `rm -fr /' is less likely than `rm -fr ~', since most people don

If you're diligent to ls cool_stuff before changing directories, it's less of an issue. And `rm -fr /' is less likely than `rm -fr ~', since most people don't need root access to call `ls'. But still, I don't add '.' to my path because the only time I directly reference files in my current directory, it's because of a Zsh suffix alias.